Washington Climate (Weather Averages)

The Washington Climate Guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Washington Weather Washington Summary Washington Climate Washington Today Washington Forecast Washington When Best
Washington Weather Washington Summary Washington Climate Washington Today Washington Forecast Washington When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) 7°C (45°F) Max Daytime Temperature in January in Washington (Seattle) 9°C (48°F) Max Daytime Temperature in February in Washington (Seattle) 11°C (52°F) Max Daytime Temperature in March in Washington (Seattle) 14°C (57°F) Max Daytime Temperature in April in Washington (Seattle) 18°C (64°F) Max Daytime Temperature in May in Washington (Seattle) 20°C (68°F) Max Daytime Temperature in June in Washington (Seattle) 23°C (73°F) Max Daytime Temperature in July in Washington (Seattle) 23°C (73°F) Max Daytime Temperature in August in Washington (Seattle) 20°C (68°F) Max Daytime Temperature in September in Washington (Seattle) 15°C (59°F) Max Daytime Temperature in October in Washington (Seattle) 10°C (50°F) Max Daytime Temperature in November in Washington (Seattle) 8°C (46°F) Max Daytime Temperature in December in Washington (Seattle)
Min Night-time Temperature (°C) 2°C (36°F) Min Night-time Temperature in January in Washington (Seattle) 3°C (37°F) Min Night-time Temperature in February in Washington (Seattle) 3°C (37°F) Min Night-time Temperature in March in Washington (Seattle) 5°C (41°F) Min Night-time Temperature in April in Washington (Seattle) 8°C (46°F) Min Night-time Temperature in May in Washington (Seattle) 11°C (52°F) Min Night-time Temperature in June in Washington (Seattle) 13°C (55°F) Min Night-time Temperature in July in Washington (Seattle) 13°C (55°F) Min Night-time Temperature in August in Washington (Seattle) 11°C (52°F) Min Night-time Temperature in September in Washington (Seattle) 8°C (46°F) Min Night-time Temperature in October in Washington (Seattle) 4°C (39°F) Min Night-time Temperature in November in Washington (Seattle) 3°C (37°F) Min Night-time Temperature in December in Washington (Seattle)
Hours of Sunshine (Daily) 2 Hours of Bright Sunshine per day (25% of Daylight Hours) in January in Washington (Seattle) 4 Hours of Bright Sunshine per day (36% of Daylight Hours) in February in Washington (Seattle) 5 Hours of Bright Sunshine per day (44% of Daylight Hours) in March in Washington (Seattle) 7 Hours of Bright Sunshine per day (48% of Daylight Hours) in April in Washington (Seattle) 8 Hours of Bright Sunshine per day (52% of Daylight Hours) in May in Washington (Seattle) 9 Hours of Bright Sunshine per day (55% of Daylight Hours) in June in Washington (Seattle) 10 Hours of Bright Sunshine per day (64% of Daylight Hours) in July in Washington (Seattle) 9 Hours of Bright Sunshine per day (63% of Daylight Hours) in August in Washington (Seattle) 7 Hours of Bright Sunshine per day (57% of Daylight Hours) in September in Washington (Seattle) 5 Hours of Bright Sunshine per day (42% of Daylight Hours) in October in Washington (Seattle) 2 Hours of Bright Sunshine per day (26% of Daylight Hours) in November in Washington (Seattle) 2 Hours of Bright Sunshine per day (21% of Daylight Hours) in December in Washington (Seattle)
Hours of Daylight (Daily) 9 Hours of Daylight in January in Washington (Seattle) 10 Hours of Daylight in February in Washington (Seattle) 12 Hours of Daylight in March in Washington (Seattle) 14 Hours of Daylight in April in Washington (Seattle) 15 Hours of Daylight in May in Washington (Seattle) 16 Hours of Daylight in June in Washington (Seattle) 16 Hours of Daylight in July in Washington (Seattle) 14 Hours of Daylight in August in Washington (Seattle) 13 Hours of Daylight in September in Washington (Seattle) 11 Hours of Daylight in October in Washington (Seattle) 9 Hours of Daylight in November in Washington (Seattle) 8 Hours of Daylight in December in Washington (Seattle)
Heat and Humidity Discomfort No Heat & Humidity in January in Washington (Seattle) No Heat & Humidity in February in Washington (Seattle) No Heat & Humidity in March in Washington (Seattle) No Heat & Humidity in April in Washington (Seattle) No Heat & Humidity in May in Washington (Seattle) No Heat & Humidity in June in Washington (Seattle) No Heat & Humidity in July in Washington (Seattle) No Heat & Humidity in August in Washington (Seattle) No Heat & Humidity in September in Washington (Seattle) No Heat & Humidity in October in Washington (Seattle) No Heat & Humidity in November in Washington (Seattle) No Heat & Humidity in December in Washington (Seattle)
Days with some Rainfall 18 Days with some Rainfall in January in Washington (Seattle) 15 Days with some Rainfall in February in Washington (Seattle) 16 Days with some Rainfall in March in Washington (Seattle) 13 Days with some Rainfall in April in Washington (Seattle) 11 Days with some Rainfall in May in Washington (Seattle) 9 Days with some Rainfall in June in Washington (Seattle) 5 Days with some Rainfall in July in Washington (Seattle) 6 Days with some Rainfall in August in Washington (Seattle) 9 Days with some Rainfall in September in Washington (Seattle) 12 Days with some Rainfall in October in Washington (Seattle) 17 Days with some Rainfall in November in Washington (Seattle) 18 Days with some Rainfall in December in Washington (Seattle)
Monthly Rainfall (mm) 148 mm (5.8 inches) Monthly Rainfall in January in Washington (Seattle) 102 mm (4.0 inches) Monthly Rainfall in February in Washington (Seattle) 95 mm (3.7 inches) Monthly Rainfall in March in Washington (Seattle) 67 mm (2.6 inches) Monthly Rainfall in April in Washington (Seattle) 47 mm (1.9 inches) Monthly Rainfall in May in Washington (Seattle) 43 mm (1.7 inches) Monthly Rainfall in June in Washington (Seattle) 23 mm (0.9 inches) Monthly Rainfall in July in Washington (Seattle) 32 mm (1.3 inches) Monthly Rainfall in August in Washington (Seattle) 47 mm (1.9 inches) Monthly Rainfall in September in Washington (Seattle) 88 mm (3.5 inches) Monthly Rainfall in October in Washington (Seattle) 141 mm (5.6 inches) Monthly Rainfall in November in Washington (Seattle) 145 mm (5.7 inches) Monthly Rainfall in December in Washington (Seattle)
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in Washington (Seattle) UV (Maximum) Index 2 (Low) in February in Washington (Seattle) UV (Maximum) Index 3 (Moderate) in March in Washington (Seattle) UV (Maximum) Index 5 (Moderate) in April in Washington (Seattle) UV (Maximum) Index 6 (High) in May in Washington (Seattle) UV (Maximum) Index 7 (High) in June in Washington (Seattle) UV (Maximum) Index 7 (High) in July in Washington (Seattle) UV (Maximum) Index 6 (High) in August in Washington (Seattle) UV (Maximum) Index 5 (Moderate) in September in Washington (Seattle) UV (Maximum) Index 3 (Moderate) in October in Washington (Seattle) UV (Maximum) Index 1 (Low) in November in Washington (Seattle) UV (Maximum) Index 1 (Low) in December in Washington (Seattle)
J F M A M J J A S O N D
 		    
 
Washington Holidays Washington Flights Washington Hotels Washington Hire Cars Washington Villas Washington Transfers
Washington Holidays Washington Flights Washington Hotels Washington Hire Cars Washington Villas Washington Transfers

The Washington Climate Guide shown above is based on the Seattle Climate Guide. Please note that the weather may vary across this region. Below is a list of all the destinations in Washington with available Climate Guides.

  Anacortes   Bellingham   Diablo Lake   Friday Harbor   Neah Bay   Ocean Shores   Olympia   Port Townsend   Seattle   Spokane   Tacoma   Vancouver   Walla Walla   Yakima  

Washington Weather by Month
Check the weather for a particular month in Washington by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Washington. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
Popular Climate Guide Regions

1.

Cyprus

2.

Tenerife, Canary Islands, Spain

3.

Tunisia

4.

Sharm el-Sheikh, Egypt

5.

Mauritius

6.

Crete, Greece

7.

Dalaman and Marmaris Coast, Turkey

8.

Cape Verde

9.

Rhodes, Greece

10.

Antalya Coast, Turkey
Popular Climate Guide Destinations

1.

Santa Cruz de Tenerife, Tenerife, Canary Islands, Spain

2.

Nicosia, Cyprus

3.

Sharm el Sheikh Airport, Sharm el-Sheikh, Egypt

4.

Tunis, Tunisia

5.

Port Louis, Mauritius

6.

Khania, Crete, Greece

7.

Dalaman, Dalaman and Marmaris Coast, Turkey

8.

Praia, Santiago, Cape Verde

9.

Rhodes Town, Rhodes, Greece

10.

Antalya, Antalya Coast, Turkey
 		    
 
Facebook Twitter Google+ Pinterest
Best Travel Deals & Special Offers
Caribbean Special Offers from £695
£15 off easyJet holidays
£15 off your lowcostholidays.com booking
Find the Cheapest Flights from the UK
Super Summer Sale - 50% Off Holidays
Useful Travel Resources
Latest Travel Offers
Travel Discount Codes
Climate Change and the Travel Industry
Search by Weather - Destination Finder
On the Beach
Weather to Travel Guide Book