May weather forecast and climate
Priest River, ID

Weather in May

May, the last month of the spring, in Priest River, is a comfortable month, with average temperature ranging between min 38.1°F (3.4°C) and max 63.1°F (17.3°C).

Temperature

In May, the average high-temperature increases, from a cool 50.9°F (10.5°C) in April, to a comfortable 63.1°F (17.3°C). In May, in Priest River, the average low-temperature is 38.1°F (3.4°C).

Humidity

In Priest River, the average relative humidity in May is 68%.

Rainfall

In Priest River, Idaho,, during 13.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, in Priest River, Idaho, there are 140.8 rainfall days, and 23.03" (585mm) of precipitation is accumulated.

Snowfall

In Priest River snow does not fall in May through August.

Daylight

The average length of the day in Priest River is 15.2h.

Sunshine

In Priest River, the average sunshine is 9.7h.

UV index

The average daily maximum UV index in Priest River is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in Priest River?

The average relative humidity in May in Priest River, Idaho, is 68%.

How much does it rain in Priest River in May?

In May, in Priest River, the rain falls for 13.8 days. Throughout May, 1.93" (49mm) of precipitation is accumulated.

When it does not snow in Priest River?

In Priest River snow does not fall in May through August.

Does it snow in Priest River in May?

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

How many hours of daylight does Priest River have in May?

In Priest River, the average length of the day in May is 15.2h.

How long on average sun shines in May in Priest River?

In Priest River, the average sunshine in May is 9.7h.

What is the UV index reading in May in Priest River?

In May, the average daily maximum UV index in Priest River, Idaho, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in May
Priest River, ID

Average temperature in May - Priest River, ID
  • Average high temperature in May: 63.1°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (29.5°F).

  • Average low temperature in May: 38.1°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).

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Average pressure in May
Priest River, ID

Average pressure in May - Priest River, ID
  • Average pressure in May: 29.95"

The month with the highest atmospheric pressure is January (30.19").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed in May
Priest River, ID

Average wind speed in May - Priest River, ID
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).

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Average humidity in May
Priest River, ID

Average humidity in May - Priest River, ID
  • Average humidity in May: 68%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (51%).

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Average rainfall in May
Priest River, ID

Average rainfall in May - Priest River, ID
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is January (3.31").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in May
Priest River, ID

Average rainfall days in May - Priest River, ID
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in May
Priest River, ID

Average snowfall in May - Priest River, ID
  • Average snowfall in May: 0"

The month with the highest snowfall is January (17.44").
Months with the least snowfall are May, June, July and August (0").

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Average snowfall days in May
Priest River, ID

Average snowfall days in May - Priest River, ID
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is December (17.4 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Priest River, ID

Average daylight in May / Average sunshine in May - Priest River, ID
  • Average daylight in May: 15.2h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in May: 9.7h

The month with the most sunshine is August (Average sunshine: 12h).
Months with the least sunshine are January and December (Average sunshine: 3.2).

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Average sunshine days in May
Priest River, ID

Average sunshine days in May - Priest River, ID
  • Average sunshine days in May: 15 days

The month with the most sunshine days is August (25.1 days).
Months with the least sunshine days are February and March (7.8 days).

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Average UV index in May
Priest River, ID

Average UV index in May - Priest River, ID
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in May
Priest River, ID

Average cloud cover in May - Priest River, ID
  • Average cloud cover in May: 36

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in May
Priest River, ID

Average visibility in May - Priest River, ID
  • Average visibility in May: 6mi

Months with the highest visibility are May, June, July, August and September (6mi).
Months with the lowest visibility are January, February and December (3mi).

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