Pacific NorthwestMarine west coast to semi-arid

Running in Washington

Western side rainy, eastern side dry. Summer is ideal with long daylight.

Best Months for Running

JuneJulyAugustSeptember

These months typically offer the most favorable conditions for outdoor running in Washington.

Weather Challenges

  • Frequent rain west side
  • Grey winters
  • Short winter days

Running Advantages

  • Cool summers
  • Green scenery
  • Great trail running

Major Running Cities in Washington

SeattleView guide →
Spokane
Tacoma
Bellevue

Running Tips for Washington

Know Your Season: With marine west coast to semi-arid climate, the months of June, July, August and September offer the best conditions.

Be Prepared: Frequent rain west side is a common challenge, so plan your runs accordingly and check conditions before heading out.

Take Advantage: Washington offers cool summers, making it a great place for runners who know how to work with the weather.

Seasonal Running in Washington

Western Washington gets 150+ days of rain per year, but most of it falls October through April as light drizzle rather than downpours. Summers are the payoff — highs in the low 70s with 16 hours of daylight make June through September nearly perfect. East of the Cascades, Spokane is drier but hotter, with 90°F+ days in July.

Running Culture in Washington

Seattle's running community thrives despite the rain, with group runs along the Burke-Gilman Trail and through Discovery Park year-round. The Seattle Marathon and Bellingham Bay Marathon anchor the calendar. The Cascades and Olympic Peninsula offer some of the best trail running in the country.

Related Running Guides

Running with Allergies: Managing Pollen Season

How to keep running during allergy season. Learn about pollen timing, symptom management, and strategies for running with seasonal allergies.

5 min read

Running After Rain: The Best Conditions You're Missing

Discover why post-rain running offers some of the best conditions. Learn about air quality, temperatures, and the magic window after storms pass.

5 min read

runDisney Race Weather Guide: Complete Strategy for Walt Disney World Races

Comprehensive weather guide for all runDisney events including Marathon Weekend, Princess Half, Wine & Dine, and more. How to prepare for Florida's unique conditions.

13 min read

Frequently Asked Questions

What are the best months for running in Washington?+
The best months for running in Washington are June, July, August, September. These months typically offer the most favorable conditions for outdoor running.
What weather challenges do runners face in Washington?+
Frequent rain west side. Grey winters. Short winter days
What are the advantages of running in Washington?+
Cool summers. Green scenery. Great trail running

Find Your Perfect Run Window in Washington

Run Window analyzes Washington weather conditions to find your ideal running times. Get personalized recommendations based on local forecasts.

Download for iOS
🏃