May weather forecast
Yakima, WA

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The sweetly illuminated city of Yakima, Washington
The sweetly illuminated city of Yakima, Washington

Weather in May

The last month of the spring, May, is an agreeable month in Yakima, Washington, with an average temperature ranging between max 69.3°F (20.7°C) and min 47.5°F (8.6°C).

Temperature

A shift in the average high-temperature is noticeable in May, changing from a mild 59.2°F (15.1°C) in April to an agreeable 69.3°F (20.7°C). Yakima experiences a significant contrast between daily highs and an average nighttime temperature of 47.5°F (8.6°C) during May.

Humidity

The average relative humidity in May is 51%.

Rainfall

In Yakima, Washington, in May, it is raining for 6.8 days, with typically 0.63" (16mm) of accumulated precipitation. In Yakima, during the entire year, the rain falls for 82.2 days and collects up to 5.43" (138mm) of precipitation.

Snowfall

In Yakima, snow does not fall in April through August and October.

Daylight

In Yakima, the average length of the day in May is 15h and 3min.
On the first day of May, 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.

Sunshine

In Yakima, the average sunshine in May is 11.4h.

UV index

In May, the average daily maximum UV index in Yakima, Washington, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Yakima in May?

In May, the average high-temperature and low-temperature are 69.3°F (20.7°C) and 47.5°F (8.6°C) respectively.

What is the average humidity in May in Yakima?

The average relative humidity in May is 51%.

How many days does it rain in May in Yakima?

In May, the rain falls for 6.8 days. Throughout May, 0.63" (16mm) of precipitation is accumulated.

When it does not snow in Yakima?

In Yakima, snow does not fall in April through August and October.

How many hours of daylight does Yakima have in May?

In May, the average day length is 15h and 3min.

When is the sunrise / sunset in May in Yakima?

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, in Yakima, sunrise is at 5:12 am and sunset at 8:47 pm PDT.

How long on average sun shines in May in Yakima?

The average sunshine duration in May in Yakima is 11.4h.

What is the UV index intensity in May in Yakima?

The average daily maximum UV index in May in Yakima is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Yakima, WA

Average temperature in May - Yakima, WA
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (36.9°F).

  • Average low temperature in May: 47.5°F

The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).

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Average pressure in May
Yakima, WA

Average pressure in May - Yakima, 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).

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Average wind speed in May
Yakima, WA

Average wind speed in May - Yakima, WA
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).

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Average humidity in May
Yakima, WA

Average humidity in May - Yakima, WA
  • Average humidity in May: 51%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (39%).

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Average rainfall in May
Yakima, WA

Average rainfall in May - Yakima, WA
  • Average rainfall in May: 0.63"

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

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Average rainfall days in May
Yakima, WA

Average rainfall days in May - Yakima, WA
  • Average rainfall days in May: 6.8 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (2 days).

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Average snowfall in May
Yakima, WA

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

The month with the highest snowfall is December (2.76").
The months with the least snowfall are April, May, June, July, August and October (0").

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Average snowfall days in May
Yakima, WA

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

The month with the highest number of snowfall days is December (5.4 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

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

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

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 36min).

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Average sunshine days in May
Yakima, WA

Average sunshine days in May - Yakima, WA
  • Average sunshine days in May: 21.2 days

The month with the most sunshine days is July (27.5 days).
The month with the least sunshine days is February (15.8 days).

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Average UV index in May
Yakima, WA

Average UV index in May - Yakima, WA
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 7).
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
Yakima, WA

Average cloud cover in May - Yakima, 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).

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Average visibility in May
Yakima, WA

Average visibility in May - Yakima, 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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Yakima, Washington, USA

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