May weather forecast
Clinton, WA

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Weather in May

May, the last month of the spring in Clinton, is a refreshing month, with an average temperature ranging between max 62.6°F (17°C) and min 45.3°F (7.4°C).

Temperature

Entering May, Clinton notices a subtle temperature elevation, with the average high-temperature advancing from April's fresh 54.9°F (12.7°C) to a comfortable 62.6°F (17°C). Clinton's temperature drops to an average low of 45.3°F (7.4°C) during the nights of May.

Humidity

In Clinton, the average relative humidity in May is 76%.

Rainfall

In Clinton, in May, during 12.6 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Clinton, during the entire year, the rain falls for 173.1 days and collects up to 26.02" (661mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in May in Clinton is 15h and 12min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:23 pm. On the last day of May, sunrise is at 5:14 am and sunset at 9:00 pm PDT.

Sunshine

In Clinton, the average sunshine in May is 9.4h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the temperature in May in Clinton?

Clinton in May has an average high-temperature of 62.6°F (17°C) and an average low-temperature of 45.3°F (7.4°C).

What is the average humidity in May in Clinton?

The average relative humidity in May in Clinton, Washington, is 76%.

How many days does it rain in May in Clinton?

In Clinton, Washington, in May, during 12.6 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow in Clinton?

May through October are months without snowfall in Clinton, Washington.

Does it snow in Clinton in May?

In May, in Clinton, Washington, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Clinton have in May?

In May, the average day length in Clinton, Washington, is 15h and 12min.

When are sunrise and sunset in May in Clinton?

On the first day of May in Clinton, sunrise is at 5:49 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 9:00 pm PDT.

How many hours of sunshine does Clinton have in May?

The average sunshine duration in May in Clinton is 9.4h.

What is the UV index reading in May in Clinton?

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Clinton, WA

Average temperature in May - Clinton, WA
  • Average high temperature in May: 62.6°F

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).

  • Average low temperature in May: 45.3°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).

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Average pressure in May
Clinton, WA

Average pressure in May - Clinton, WA
  • Average pressure in May: 30.02"Hg

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).

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Average wind speed in May
Clinton, WA

Average wind speed in May - Clinton, WA
  • Average wind speed in May: 4.2mph

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).

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Average humidity in May
Clinton, WA

Average humidity in May - Clinton, WA
  • Average humidity in May: 76%

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

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Average rainfall in May
Clinton, WA

Average rainfall in May - Clinton, WA
  • Average rainfall in May: 1.61"

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

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Average rainfall days in May
Clinton, WA

Average rainfall days in May - Clinton, WA
  • Average rainfall days in May: 12.6 days

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).

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Average snowfall in May
Clinton, WA

Average snowfall in May - Clinton, WA
  • Average snowfall in May: 0"

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").

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Average snowfall days in May
Clinton, WA

Average snowfall days in May - Clinton, WA
  • Average snowfall days in May: 0 days

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).

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Average daylight in May /
Average sunshine in May
Clinton, WA

Average daylight in May / Average sunshine in May - Clinton, WA
  • Average daylight in May: 15h and 1min

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).

  • Average sunshine in May: 9h and 2min

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).

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Average sunshine days in May
Clinton, WA

Average sunshine days in May - Clinton, WA
  • Average sunshine days in May: 15.4 days

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

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Average UV index in May
Clinton, WA

Average UV index in May - Clinton, WA
  • Average UV index in May: 4

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).

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Average cloud cover in May
Clinton, WA

Average cloud cover in May - Clinton, WA
  • Average cloud cover in May: 40

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in May
Clinton, WA

Average visibility in May - Clinton, WA
  • Average visibility in May: 6mi

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).

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Clinton, Washington, USA

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