July 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

What is the temperature in July in Olympia?

In Olympia, Washington, in July, the average high-temperature is 76.8°F (24.9°C), and the average low-temperature is 50.7°F (10.4°C).

What is the least humid month in Olympia?

The least humid month is July, with an average relative humidity of 70.8%.

What is the average humidity in July in Olympia?

In Olympia, the average relative humidity in July is 70.8%.

How many days does it rain in July in Olympia?

In Olympia, Washington, during July, the rain falls for 4.6 days and regularly aggregates up to 0.6" (16mm) of precipitation.

What is the driest month in Olympia?

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

What is the month with the highest UV index in Olympia?

June through August, with an average UV index of 7, are months with the highest UV index in Olympia, Washington.

What is the average UV index in July in Olympia?

In July, the average UV index in Olympia, Washington, is 7.
Average temperature in July - Olympia, WA
  • Average high temperature in July: 24.9°C

The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is December (6.8°C).

  • Average low temperature in July: 10.4°C

The month with the highest average low temperature is July (10.4°C).
The coldest month (with the lowest average low temperature) is December (0.3°C).

Average humidity in July - Olympia, WA
  • Average humidity in July: 70.8%

The month with the highest relative humidity is December (89.1%).
The month with the lowest relative humidity is July (70.8%).

Average rainfall in July - Olympia, WA
  • Average rainfall in July: 16mm

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

Average rainfall days in July - Olympia, WA
  • Average rainfall days in July: 4.6 days

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 in July - Olympia, WA
  • Average snowfall in July: 0mm

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 in July - Olympia, WA
  • Average snowfall days in July: 0 days

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 in July / Average sunshine in July - Olympia, WA
  • Average daylight in July: 15.4h

The month with the longest days is June (Average daylight: 15.8h).
The month with shortest days is December (Average daylight: 8.6h).

  • Average sunshine in July: 10h

The month with most sunshine is July (Average sunshine: 10h).
Months with least sunshine are January and December (Average sunshine: 2).

Average UV index in July - Olympia, WA
  • Average UV index in July: 7

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, November and December (UV index 1).

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