May weather forecast
Hooper, WA

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Weather in May

The last month of the spring, May, is a pleasant month in Hooper, Washington, with an average temperature varying between 68.4°F (20.2°C) and 47.8°F (8.8°C).

Temperature

May sees a temperature increase, moving from a mild 57.9°F (14.4°C) in April to an agreeable 68.4°F (20.2°C). During the month of May, the temperature falls to an average of 47.8°F (8.8°C).

Humidity

The average relative humidity in May is 54%.

Rainfall

In Hooper, in May, it is raining for 9.8 days, with typically 1.1" (28mm) of accumulated precipitation. In Hooper, during the entire year, the rain falls for 109 days and collects up to 10.59" (269mm) of precipitation.

Snowfall

In Hooper, snow does not fall in May through August.

Daylight

In May, the average length of the day is 15h and 4min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:02 am and sunset at 8:38 pm PDT.

Sunshine

In Hooper, the average sunshine in May is 10.6h.

UV index

In May, the average daily maximum UV index in Hooper is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In May, a daily UV index of 5 turns into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hooper in May?

The high-temperature during May is 68.4°F (20.2°C) and the low-temperature is 47.8°F (8.8°C).

What is the average humidity in May in Hooper?

In Hooper, the average relative humidity in May is 54%.

How many days does it rain in May?

In Hooper, in May, during 9.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow?

May through August are months without snowfall.

Does it snow in May?

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

What is the average length of the day in May?

In May, the average day length is 15h and 4min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:36 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:02 am and sunset at 8:38 pm PDT.

How long on average sun shines in May?

In Hooper, the average sunshine duration in May is 10.6h.

What is the UV index intensity in May?

In Hooper, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Hooper, WA

Average temperature in May - Hooper, WA
  • Average high temperature in May: 68.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (33.8°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is August (64.6°F).
The coldest month (with the lowest average low temperature) is December (25.2°F).

Average pressure in May
Hooper, WA

Average pressure in May - Hooper, WA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).

Average wind speed in May
Hooper, WA

Average wind speed in May - Hooper, WA
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in May
Hooper, WA

Average humidity in May - Hooper, WA
  • Average humidity in May: 54%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (34%).

Average rainfall in May
Hooper, WA

Average rainfall in May - Hooper, WA
  • Average rainfall in May: 1.1"

The wettest month (with the highest rainfall) is March (1.38").
The driest months (with the least rainfall) are July and August (0.31").

Average rainfall days in May
Hooper, WA

Average rainfall days in May - Hooper, WA
  • Average rainfall days in May: 9.8 days

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is July (4.2 days).

Average snowfall in May
Hooper, WA

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in May
Hooper, WA

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

The month with the highest number of snowfall days is December (7.8 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Hooper, 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: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in May
Hooper, WA

Average sunshine days in May - Hooper, WA
  • Average sunshine days in May: 18.8 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (14.2 days).

Average UV index in May
Hooper, WA

Average UV index in May - Hooper, 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).

Average cloud cover in May
Hooper, WA

Average cloud cover in May - Hooper, WA
  • Average cloud cover in May: 29

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in May
Hooper, WA

Average visibility in May - Hooper, 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).

Hooper, Washington, USA

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