Monthly weather forecast and climate
Olympia, WA

The calm Capitol Lake overlooking the Washington State Capitol building in Olympia, Washington
The calm Capitol Lake overlooking the Washington State Capitol building in Olympia, Washington

How many days does it rain in Olympia?

Throughout the year, in Olympia, there are 162.8 rainfall days, and 50" (1270mm) of precipitation is accumulated.

When does it snow in Olympia?

January through March, November and December are months with snowfall.

How much does it snow in Olympia?

In Olympia, Washington, during the entire year, snow falls for 6.3 days, and aggregates up to 10.8" (274.4mm) of snow.

When does it snow the most in Olympia?

February is the month with the most snowfall in Olympia. Snow falls for 2.2 days and accumulates 4.7" (119.4mm) of snow.

What is the driest month in Olympia?

July is the month with the least rainfall in Olympia. Rain falls for 4.6 days and accumulates 0.6" (16mm) of precipitation.

What is the warmest month in Olympia?

August is the warmest month in Olympia, Washington, with an average high-temperature of 77.7°F (25.4°C) and an average low-temperature of 50.5°F (10.3°C).

What is the wettest month in Olympia?

November is the month with the most rainfall. Rain falls for 20.1 days and accumulates 8.6" (219.2mm) of precipitation.

What is the coldest month in Olympia?

The coldest month in Olympia is December, with an average high-temperature of 44.2°F (6.8°C) and an average low-temperature of 32.5°F (0.3°C).
Average humidity - Olympia, WA
Average rainfall - Olympia, WA

The wettest month (with the highest rainfall) is November (219.2mm).
The driest month (with the lowest rainfall) is July (16mm).

Average rainfall days - Olympia, WA

The month with the highest number of rainy days is November (20.1 days).
The month with the lowest number of rainy days is July (4.6 days).

Average snowfall - Olympia, WA

The month with the highest snowfall is February (119.4mm).
Months with the lowest snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days - Olympia, WA

The month with the highest number of snowfall days is February (2.2 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Olympia, WA
Average UV index - Olympia, WA
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