May weather forecast
East Selah, WA

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Weather in May

May, the last month of the spring in East Selah, is a refreshing month, with an average temperature varying between 46.2°F (7.9°C) and 67.8°F (19.9°C).

Temperature

In May, the average high-temperature increases from a moderate 57.4°F (14.1°C) in April to a comfortable 67.8°F (19.9°C). In East Selah, the average temperature during the nights of May drops to a chilly 46.2°F (7.9°C).

Humidity

In East Selah, the average relative humidity in May is 53%.

Rainfall

In East Selah, during May, the rain falls for 7.5 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, in East Selah, there are 87.6 rainfall days, and 5.94" (151mm) of precipitation is accumulated.

Snowfall

May through August and October are months without snowfall.

Daylight

In East Selah, the average length of the day in May is 15h and 3min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:12 pm. On the last day of May, sunrise is at 5:12 am and sunset at 8:47 pm PDT.

Sunshine

In East Selah, the average sunshine in May is 11.4h.

UV index

In East Selah, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the maximum UV index of 5 transforms into these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What is the usual temperature for East Selah in May?

The high-temperature, in May, in East Selah, records 67.8°F (19.9°C), while the low-temperature is 46.2°F (7.9°C).

What is the average humidity in May in East Selah?

In May, the average relative humidity in East Selah is 53%.

How much does it rain in May?

In May, the rain falls for 7.5 days. Throughout May, 0.67" (17mm) of precipitation is accumulated.

When it does not snow?

In East Selah, Washington, snow does not fall in May through August and October.

Does it snow in East Selah in May?

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

What is the average length of the day in May in East Selah?

The average day length in May is 15h and 3min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:45 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:47 pm PDT.

How long on average sun shines in May?

In East Selah, the average sunshine duration in May is 11.4h.

What is the UV index intensity in May in East Selah?

The average daily maximum UV index in May in East Selah is 5. A UV Index 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
East Selah, WA

Average temperature in May - East Selah, WA
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (36°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is August (58.8°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).

Average pressure in May
East Selah, WA

Average pressure in May - East Selah, WA
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

Average wind speed in May
East Selah, WA

Average wind speed in May - East Selah, WA
  • Average wind speed in May: 6.9mph

The windiest month (with the highest average wind speed) is June (7.4mph).
The calmest month (with the lowest average wind speed) is December (4.2mph).

Average humidity in May
East Selah, WA

Average humidity in May - East Selah, WA
  • Average humidity in May: 53%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (41%).

Average rainfall in May
East Selah, WA

Average rainfall in May - East Selah, WA
  • Average rainfall in May: 0.67"

The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in May
East Selah, WA

Average rainfall days in May - East Selah, WA
  • Average rainfall days in May: 7.5 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is July (2.3 days).

Average snowfall in May
East Selah, WA

Average snowfall in May - East Selah, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is December (3.07").
The months with the least snowfall are May, June, July, August and October (0").

Average snowfall days in May
East Selah, WA

Average snowfall days in May - East Selah, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (5.7 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

Average daylight in May /
Average sunshine in May
East Selah, WA

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 11h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in May
East Selah, WA

Average sunshine days in May - East Selah, WA
  • Average sunshine days in May: 20.3 days

The month with the most sunshine days is July (27.6 days).
The month with the least sunshine days is February (15.5 days).

Average UV index in May
East Selah, WA

Average UV index in May - East Selah, WA
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
East Selah, WA

Average cloud cover in May - East Selah, WA
  • Average cloud cover in May: 22

The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in May
East Selah, WA

Average visibility in May - East Selah, 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).

East Selah, Washington, USA

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