Climate and monthly weather forecast
Clinton, WA

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Weather in January

January in Clinton, Washington, is a chilly winter month, with an average temperature ranging between min 36.7°F (2.6°C) and max 45°F (7.2°C). The beginning of January records an average high-temperature of a chilly 45°F (7.2°C), almost echoing the conditions of the previous month. Weather in January »

Weather in February

The last month of the winter, February, is another chilly month in Clinton, Washington, with an average temperature fluctuating between 36°F (2.2°C) and 45.5°F (7.5°C). February's onset brings an average high-temperature of a still frosty 45.5°F (7.5°C), showing a minute difference from January's 45°F (7.2°C). Weather in February »

Weather in March

March, the first month of the spring in Clinton, is also a frosty month, with an average temperature ranging between max 49.5°F (9.7°C) and min 38.1°F (3.4°C). March's onset sees an average high-temperature of a still frosty 49.5°F (9.7°C), exhibiting a slight fluctuation from the previous month. Weather in March »

Weather in April

April is a cool spring month in Clinton, Washington, with an average temperature varying between 54.9°F (12.7°C) and 41.2°F (5.1°C). April showcases a minor temperature ascent, adjusting from March's frosty 49.5°F (9.7°C) to a fresh 54.9°F (12.7°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Clinton, Washington, with an average temperature fluctuating between 62.6°F (17°C) and 45.3°F (7.4°C). The shift from April to May is marked by a slight increase in the average high-temperature, moving from a cool 54.9°F (12.7°C) to a refreshing 62.6°F (17°C). Weather in May »

Weather in June

The first month of the summer, June, is still a refreshing month in Clinton, Washington, with temperature in the range of an average high of 66.7°F (19.3°C) and an average low of 49.1°F (9.5°C). Clinton's June reports an average high-temperature of a still comfortable 66.7°F (19.3°C), exhibiting a minor difference from May. Weather in June »

Weather in July

July is an agreeable summer month in Clinton, Washington, with an average temperature varying between 52.5°F (11.4°C) and 72.1°F (22.3°C). Clinton's July weather indicates a minor ascent in high-temperatures, adjusting from an enjoyable 66.7°F (19.3°C) in June to an agreeable 72.1°F (22.3°C). Weather in July »

Weather in August

August, the last month of the summer in Clinton, is also an agreeable month, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 54°F (12.2°C). Clinton's warmest weather arrives in August, when temperatures average a high of 72.7°F (22.6°C) and a low of 54°F (12.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a refreshing month in Clinton, Washington, with an average temperature fluctuating between 51.4°F (10.8°C) and 67.1°F (19.5°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a pleasant 72.7°F (22.6°C) in August to a refreshing 67.1°F (19.5°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Clinton, Washington, with an average temperature ranging between min 45.9°F (7.7°C) and max 57.6°F (14.2°C). Start of October brings a shift in the average high-temperature, falling from September's refreshing 67.1°F (19.5°C) to a moderate 57.6°F (14.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Clinton, is also a frosty month, with an average temperature ranging between min 40.1°F (4.5°C) and max 48°F (8.9°C). Clinton, Washington, experiences a temperature shift at the start of November, with average high-temperatures adjusting from a refreshing 57.6°F (14.2°C) in October to a frosty 48°F (8.9°C). Weather in November »

Weather in December

December, the first month of the winter in Clinton, is also a wintry month, with an average temperature ranging between max 42.6°F (5.9°C) and min 35.4°F (1.9°C). In Clinton, the lowest average temperatures are observed in December, with a high of 42.6°F (5.9°C) and a low of 35.4°F (1.9°C). Weather in December »
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain?

Throughout the year, there are 173.1 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

Throughout the year, there are 16.3 snowfall days, and 10.08" (256mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 4.4h of sunshine, January has the least sunshine of the year.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What are the most humid months?

February and December, with an average relative humidity of 84%, are most humid months.

What is the snowiest month?

The month with the most snowfall in Clinton is February, when snow falls for 5.2 days and typically aggregates up to 4.61" (117mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Clinton, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow?

In Clinton, snow does not fall in May through October.

When are the longest days?

With an average of 16h and 0min of daylight, June has the longest days of the year.

What is the least humid month?

July is the least humid month, with an average relative humidity of 72%.

What is the driest month?

July is the month with the least rainfall in Clinton. Rain falls for 7.7 days and accumulates 0.43" (11mm) of precipitation.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 5.

What month is the hottest?

August, with average temperatures reaching a high of 72.7°F (22.6°C) and a low of 54°F (12.2°C), is the warmest month.

What month has the most sunshine in Clinton?

August has the most sunshine of the year, with an average of 10.7h of sunshine.

What time of the year is the coldest?

In Clinton, December records the average lowest temperatures, peaking at 42.6°F (5.9°C) and reaching a low of 35.4°F (1.9°C).

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 18.1 days and accumulates 3.54" (90mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 30min of daylight.

Average temperature
Clinton, WA

Average temperature - Clinton, WA

The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is December (42.6°F).

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (35.4°F).

Average pressure
Clinton, WA

Average pressure - Clinton, WA

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

Average wind speed
Clinton, WA

Average wind speed - Clinton, WA

The windiest month (with the highest average wind speed) is November (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity
Clinton, WA

Average humidity - Clinton, WA

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (72%).

Average rainfall
Clinton, WA

Average rainfall - Clinton, WA

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days
Clinton, WA

Average rainfall days - Clinton, WA

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.3 days).

Average snowfall
Clinton, WA

Average snowfall - Clinton, WA

The month with the highest snowfall is February (4.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Clinton, WA

Average snowfall days - Clinton, WA

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Clinton, WA

Average daylight / Average sunshine - Clinton, WA

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days
Clinton, WA

Average sunshine days - Clinton, WA

The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is November (9.1 days).

Average UV index
Clinton, WA

Average UV index - Clinton, WA

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Clinton, WA

Average visibility - Clinton, WA

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Clinton, Washington, USA

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