2025 Storm Events in Seattle

Recent severe weather that may have damaged roofs in your area

Winter 2024-2025

Winter storms with high winds

Winds: 50-60 mph

Affected Areas:

King County, Pierce County, Snohomish County

Downed trees, power outages, roof damage from debris and wind

Seattle Washington skyline with Space Needle, waterfront, and Great Wheel
Seattle, Washington

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Climate Impact

Climate Considerations in Seattle

Understanding Seattle's weather patterns helps you choose the right roofing materials and plan your project timing.

Seattle skyline with dramatic cloudy sky and Mount Rainier visible

Photo by Alex Gorey on Unsplash

Challenge 1

Over 150 days of rain annually with high humidity

Challenge 2

Persistent moisture leads to moss and algae growth on roofs

Challenge 3

Windstorms can lift poorly-secured shingles

Best Time to Roof
Optimal months for roofing projects

Best Months

JuneJulyAugustSeptember

Avoid if Possible

NovemberDecemberJanuaryFebruaryMarch
Energy Considerations
How your roof affects energy costs
  • Metal roofs reflect solar heat, reducing cooling costs in summer
  • Proper attic ventilation critical for moisture management
  • High-quality underlayment essential for moisture protection
  • Well-insulated attic reduces heating costs during wet, cold winters
Seattle's climate presents unique and demanding challenges for residential roofing that homeowners must understand before investing in a new roof. With over 150 days of measurable rainfall annually and humidity levels that remain consistently high throughout much of the year, the Emerald City's roofs work harder than those in most American cities. This persistent moisture creates an environment where moss, algae, and lichen thrive, particularly on north-facing slopes and areas shaded by the region's abundant evergreen trees.

The Pacific Northwest's wet conditions accelerate wear on roofing materials in ways that homeowners from drier climates might not anticipate. Continuous moisture exposure can cause asphalt shingles to lose their protective granules faster than the manufacturer's lifespan might suggest. Cedar shake roofs, while iconic to the region, require vigilant maintenance to prevent rot and fungal growth that the damp climate encourages. Even small gaps in flashing or minor shingle damage that might go unnoticed elsewhere can quickly become serious leaks under Seattle's relentless drizzle.

Beyond the rain, Seattle experiences seasonal weather patterns that compound roofing stress. Fall windstorms regularly bring gusts of 50-60 miles per hour that can lift improperly secured shingles and send debris crashing onto rooftops. Winter brings occasional snow and ice, creating freeze-thaw cycles that exploit any existing cracks or vulnerabilities in roofing materials. These temperature swings between seasons cause materials to expand and contract, gradually loosening fasteners and breaking down sealants over time.

The good news is that Seattle's climate is predictable enough that homeowners can plan accordingly. The dry summer months from June through September provide an ideal window for roofing projects, allowing materials to properly seal and cure. Smart Seattle homeowners schedule annual inspections before the rainy season arrives in October, giving contractors time to address any issues before winter storms test their roof's integrity.

How Seattle's Climate Affects Materials

asphalt Shingles

Susceptible to moss and algae growth; requires regular cleaning

metal Roofing

Excellent rain shedding; smooth surface resists moss; low maintenance

cedar Shake

Susceptible to rot, moss, and fungal growth without regular treatment

composite Materials

Strong weather resistance; mimics traditional looks with better durability

Finding the right roofing contractor in Seattle can feel overwhelming when dozens of companies compete for your business. Not all contractors deliver the same quality, and in the Pacific Northwest's demanding wet climate, skilled installation makes the difference between a roof that protects your home for decades and one that fails prematurely. The key to a successful roofing project starts with connecting with qualified local professionals who understand Seattle's unique challenges and hold the proper credentials to work in Washington State.

Washington State requires all construction contractors, including roofers, to register with the Department of Labor and Industries (L&I). This registration ensures contractors meet bonding and insurance requirements that protect homeowners. General contractors must carry a surety bond and maintain general liability insurance, providing financial protection if something goes wrong during your project. Before hiring any roofer, you can verify their active registration status through L&I's online verification tool at secure.lni.wa.gov/verify, confirming they are legally authorized to perform roofing work in Washington.
Identifying qualified roofing contractors in Seattle involves checking several key credentials beyond basic state registration. Washington's L&I registration confirms a contractor meets minimum legal requirements, but the best contractors go further with manufacturer certifications that demonstrate advanced training and expertise. Look for designations like Owens Corning Platinum Preferred or GAF Master Elite, which require contractors to meet strict standards for installation quality, customer service, and financial stability. These certified contractors can offer enhanced warranty coverage that non-certified installers cannot provide.

When evaluating potential contractors, ask specific questions about their experience with Seattle's climate challenges. How do they address moss prevention during installation? What underlayment products do they recommend for moisture protection? Do they use in-house crews or subcontractors? Companies using their own trained employees typically deliver more consistent quality because the same team handles every project. Established Seattle contractors like RoofSmart, Valentine Roofing, and Guardian Roofing have built their reputations on this in-house crew model.

Red flags should prompt you to look elsewhere. Be wary of contractors who pressure you to sign immediately, offer bids dramatically lower than competitors, request large upfront payments before work begins, or cannot provide license and insurance documentation upon request. Legitimate contractors welcome questions about their credentials and happily provide references from recent Seattle projects. The BBB A+ accreditation many top Seattle roofers maintain indicates a track record of resolving customer concerns professionally.

Verifying contractor credentials takes minimal time but provides significant protection. Beyond checking L&I registration, confirm active general liability insurance coverage and ask for the contractor's certificate of insurance. Request a list of recent projects in your area and actually contact those homeowners to ask about their experience. Quality contractors expect this due diligence and appreciate working with informed homeowners.

Roofing Materials for Seattle

Choosing the right roofing material for a Seattle home requires balancing durability, maintenance requirements, aesthetic preferences, and long-term performance. Each material responds differently to the Pacific Northwest's unique wet climate, and understanding these differences helps homeowners make informed investments that will protect their homes for decades.

Metal roofing has emerged as an outstanding choice for Seattle's rainy conditions and ranks among the most durable options available. Metal roofs excel at shedding water quickly, preventing the pooling and moisture penetration that troubles other materials. Their smooth, non-porous surfaces naturally resist moss and algae growth, eliminating one of the most persistent maintenance challenges for Seattle homeowners. With lifespans reaching 40 to 70 years and minimal upkeep requirements, metal roofing delivers exceptional long-term value. Modern metal roofing comes in standing seam and stamped panel styles that complement both contemporary architecture and traditional Seattle Craftsman homes. The material also reflects solar heat, contributing to energy efficiency during warmer months.

Architectural asphalt shingles remain the most popular choice for Seattle homes, offering a practical balance of performance and versatility. Their thicker, layered construction provides substantially better water resistance than basic 3-tab shingles, with quality architectural shingles lasting 25 to 35 years under proper maintenance. However, Seattle homeowners should expect to invest in regular cleaning every two to three years to prevent moss buildup, which can lift shingle edges and allow water infiltration over time.

Composite roofing represents a compelling modern solution for Pacific Northwest conditions. These engineered materials mimic the appearance of cedar shake or slate while offering superior weather resistance and 40 to 50 year lifespans. Composite roofing resists moisture, moss, and rot far better than the natural materials it emulates, making it ideal for homeowners who appreciate the classic Northwest aesthetic without the intensive maintenance commitment.

Cedar shake carries significant historical importance in Seattle, gracing countless Craftsman homes throughout the city's established neighborhoods. While beautiful and naturally insulating, cedar demands the most maintenance of any material in Seattle's wet climate. Without regular treatment and cleaning, cedar becomes susceptible to rot, moss, and fungal growth that can compromise its integrity. Homeowners choosing cedar should plan for ongoing maintenance as part of their long-term ownership commitment.

Roofing Permits in Seattle

Seattle requires building permits for most roofing work, with requirements administered through the Seattle Department of Construction and Inspections (SDCI). For straightforward re-roofing projects using similar materials, the permitting process follows a relatively streamlined path. However, projects involving structural modifications, sheathing replacement, or significantly heavier roofing materials require more extensive review and documentation.

Residential roofing permits are typically processed within one to five business days for simple projects, though complex applications take longer. Simple projects may qualify as Subject-to-Field-Inspection permits, which move through the system more quickly and receive approval within a shorter timeframe. Applications are submitted through the Seattle Services Portal, where homeowners or their contractors can track progress and respond to any reviewer questions.

Most reputable Seattle roofing contractors handle the entire permitting process as part of their service, ensuring all work meets current building codes and passes required inspections. Homeowners should confirm their contractor's approach to permitting before signing any contract, as unpermitted work can create complications during home sales and may void manufacturer warranties. Minor tear-offs and shingle swaps on single-family and two-family homes may not require permits in some circumstances, but verification with SDCI is always recommended before beginning work.

Choosing a roofing contractor in Seattle

Selecting the right roofing contractor in Seattle requires careful evaluation, as the region's challenging climate demands skilled installation that many contractors cannot deliver. With over a dozen established roofing companies serving the Seattle metro area, homeowners have options but must distinguish between truly qualified professionals and those lacking the expertise needed for Pacific Northwest conditions.

Start by seeking contractors with proven local experience and verifiable credentials. Companies like RoofSmart, with 14 years serving the Greater Seattle area and Owens Corning Platinum Preferred certification, demonstrate the commitment to quality that protects homeowners. Elite Roofing's 25-year track record across King, Pierce, and Snohomish counties shows the kind of longevity that indicates consistent quality. Look for BBB accreditation with A+ ratings and strong Google reviews exceeding 4.5 stars across hundreds of verified customers.

Pay attention to whether contractors use in-house crews or subcontractors. Companies using their own trained employees typically deliver more consistent quality and accountability than those relying on variable subcontractor teams. Ask specifically about their experience with Seattle's climate challenges, including moss prevention, proper ventilation installation, and moisture management techniques.

Obtain detailed written estimates that itemize all work, materials, and potential additional costs. Beware of contractors offering unusually low bids, requesting large upfront payments, or pressuring you to sign immediately. Quality contractors provide thorough inspections, explain their findings clearly, and give you time to make informed decisions without high-pressure tactics.

Local Insights

Seattle's diverse neighborhoods each present unique roofing considerations that homeowners should understand before undertaking a roof replacement project. In Wallingford, the charming 1910s-1920s Craftsman bungalows that line tree-shaded streets feature characteristic low-pitched roofs with broad overhanging eaves, requiring careful attention to gutter systems and moss prevention due to the heavy tree canopy. Just south across the ship canal, the Queen Anne neighborhood showcases a mix of Victorian-era homes and Tudor Revivals from the 1920s, many featuring steep gabled roofs with complex rooflines that demand experienced installers comfortable working at challenging angles.

Capitol Hill presents its own character with historic mansions and Victorian-style apartment buildings, many covered in ivy and featuring ornate architectural details that complicate roofing work. The neighborhood's mature trees create shaded conditions where moss thrives, making regular roof maintenance essential. Over in Ballard, the roofing landscape reflects the neighborhood's evolution from Scandinavian fishing community to trendy urban hub, with traditional Craftsman homes sitting alongside modern infill construction requiring contemporary roofing solutions.

West Seattle offers a mix of 1940s-1950s war-era homes alongside newer construction, while Wedgwood's post-WWII cottages represent more modest roofing projects with straightforward rooflines. Magnolia's hillside homes often feature custom contemporary designs with unique roofing challenges, including extensive flat roof sections on mid-century modern homes. Across all neighborhoods, Seattle's HOA presence remains relatively light in established areas compared to newer suburban developments, though homeowners in planned communities should always verify roofing material and color requirements before beginning work. The city's persistent moisture means that regardless of neighborhood, proper ventilation, quality underlayment, and regular moss treatment remain universal priorities for protecting Seattle homes.
Connecting with the right Seattle roofing contractor protects both your home and your investment. Take time to verify Washington State L&I registration, check for manufacturer certifications, and request references from recent local projects. The best contractors combine proper licensing with extensive local experience, strong customer reviews, and transparent communication throughout the project. When you find a contractor who welcomes your questions and provides clear documentation of their qualifications, you have found a partner who will deliver quality results. Start by requesting consultations from multiple qualified contractors to compare their approaches, credentials, and how well they understand your specific roofing needs.
7

Verified roofing contractors

Verified local contractors serving Seattle, Washington. All contractors are licensed and insured for roofing work in your area.

Highest Rated

RoofSmart

4.9(500 reviews)

Family-owned, uses in-house crews only, specializes in meticulous installations

Licensed14+ years
Roof ReplacementMetal RoofingSidingGuttersWindows
2

Elite Roofing & Remodel

4.9 · 500 reviews

3

Valentine Roofing

4.8 · 400 reviews

4

Guardian Roofing

4.8 · 350 reviews

5

Pro Roofing NW

4.8 · 250 reviews

6

Sound Roof Services

4.7 · 150 reviews

+ 1 more roofing contractors

More roofing contractors in Seattle

State Roofing & Exteriors
4.4(200 reviews)
Licensed50+ yearsCertified

Specialties

RoofingDeckingSidingWindowsConcrete Patios

Over 50 years in business, based in Olympia, serves Greater Seattle

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Complete Seattle Roof Replacement Guide

Everything you need to know about roof replacement in Seattle. Expand any section for details.

Interior Signs

  • Water stains on ceilings or walls
  • Dripping or active leaks during rain
  • Dark stains in attic
  • Damp or moldy insulation
  • Musty smells in attic space
  • Daylight visible through roof boards

Exterior Signs

  • Missing, cracked, or curled shingles
  • Heavy moss or lichen growth lifting shingle edges
  • Granules collecting in gutters
  • Visible bare spots on shingles
  • Sagging roof sections
  • Damaged or missing flashing around chimneys and vents
  • Shingles that are brittle or crack when flexed

25% Rule: If damage is localized and the roof is under 15 years old, repair is usually sufficient. If the roof is 18-25+ years old with widespread damage, recurring leaks, or significant structural issues, replacement is the better investment.

Seattle at a Glance

Local neighborhoods, climate conditions, and landmarks that influence roofing decisions

Gas Works Park with Lake Union and Wallingford neighborhood in Seattle

Wallingford

Gas Works Park with Lake Union and Wallingford neighborhood in Seattle

Photo by Zoshua Colah on Unsplash

Ivy-covered brick apartment building in Capitol Hill Seattle

Capitol Hill

Ivy-covered brick apartment building in Capitol Hill Seattle

Photo by Dylan Fout on Unsplash

Aerial view of downtown Seattle buildings and rooftops

Residential Area

Aerial view of downtown Seattle buildings and rooftops

Photo by Josh Hild on Unsplash

Seattle skyline with dramatic cloudy sky and Mount Rainier visible

Local Climate

Seattle skyline with dramatic cloudy sky and Mount Rainier visible

Photo by Alex Gorey on Unsplash

Space Needle with Puget Sound and Olympic Mountains in Seattle

Local Landmark

Space Needle with Puget Sound and Olympic Mountains in Seattle

Photo by Josh Hild on Unsplash

Frequently Asked Questions

Common questions about roof replacement in Seattle, Washington

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