May weather forecast
Cougar, WA

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Weather in May

May, the last month of the spring in Cougar, is an enjoyable month, with an average temperature ranging between min 41.5°F (5.3°C) and max 63.5°F (17.5°C).

Temperature

An escalation in the average high-temperature is seen with the onset of May, moving from a cool 54.3°F (12.4°C) in April to a refreshing 63.5°F (17.5°C). Cougar, amid May nights, sees a noteworthy disparity from daily highs with an average temperature of 41.5°F (5.3°C).

Humidity

In Cougar, the average relative humidity in May is 77%.

Rainfall

In Cougar, during May, the rain falls for 14.3 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, in Cougar, there are 182.3 rainfall days, and 48.11" (1222mm) of precipitation is accumulated.

Snowfall

In Cougar, snow does not fall in April through October.

Daylight

In Cougar, the average length of the day in May is 14h and 59min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:18 pm. On the last day of May, sunrise is at 5:21 am and sunset at 8:52 pm PDT.

Sunshine

In May, the average sunshine in Cougar, Washington, is 7.7h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 4 in May translates into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Cougar?

In Cougar, in May, the average high-temperature is 63.5°F (17.5°C), and the average low-temperature is 41.5°F (5.3°C).

What is the average humidity in May in Cougar?

The average relative humidity in May is 77%.

How many days does it rain in May in Cougar?

In Cougar, in May, it is raining for 14.3 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Cougar?

April through October are months without snowfall in Cougar, Washington.

What is the average length of the day in May in Cougar?

In May, the average day length is 14h and 59min.

When is the sunrise / sunset in May in Cougar?

On the first day of May in Cougar, Washington, sunrise is at 5:54 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:52 pm PDT.

How long on average sun shines in May in Cougar?

The average sunshine duration in May in Cougar is 7.7h.

How high is the UV index in May in Cougar?

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Cougar, WA

Average temperature in May - Cougar, WA
  • Average high temperature in May: 63.5°F

The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (40.6°F).

  • Average low temperature in May: 41.5°F

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (30.7°F).

Average pressure in May
Cougar, WA

Average pressure in May - Cougar, WA
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

Average wind speed in May
Cougar, WA

Average wind speed in May - Cougar, WA
  • Average wind speed in May: 4.4mph

The windiest month (with the highest average wind speed) is January (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in May
Cougar, WA

Average humidity in May - Cougar, WA
  • Average humidity in May: 77%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (69%).

Average rainfall in May
Cougar, WA

Average rainfall in May - Cougar, WA
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is January (7.64").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in May
Cougar, WA

Average rainfall days in May - Cougar, WA
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (5.6 days).

Average snowfall in May
Cougar, WA

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

The month with the highest snowfall is February (4.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Cougar, WA

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

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Cougar, WA
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).

Average sunshine days in May
Cougar, WA

Average sunshine days in May - Cougar, WA
  • Average sunshine days in May: 15 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in May
Cougar, WA

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

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in May
Cougar, WA

Average cloud cover in May - Cougar, WA
  • Average cloud cover in May: 53

The months with the most cloud cover are February and December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in May
Cougar, WA

Average visibility in May - Cougar, WA
  • Average visibility in May: 4mi

The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).

Cougar, Washington, USA

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