May weather forecast
Agnew, WA

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Weather in May

May, the last month of the spring in Agnew, is a refreshing month, with an average temperature fluctuating between 57.7°F (14.3°C) and 44.2°F (6.8°C).

Temperature

With the onset of May, Agnew's average high-temperature experiences a slight rise, moving from April's cool 50.5°F (10.3°C) to a mild 57.7°F (14.3°C). Agnew throughout May, experiences an average nighttime temperature of 44.2°F (6.8°C).

Humidity

In May, the average relative humidity in Agnew is 78%.

Rainfall

In Agnew, during May, the rain falls for 13.7 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 174.1 rainfall days, and 19.45" (494mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Agnew, the average length of the day in May is 15h and 13min.
On the first day of May in Agnew, sunrise is at 5:52 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 9:04 pm PDT.

Sunshine

The average sunshine in May is 9.6h.

UV index

May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index of 3 to 5 symbolizes 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 4 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Agnew?

Agnew in May has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 44.2°F (6.8°C).

What is the average humidity in May in Agnew?

The average relative humidity in May in Agnew, Washington, is 78%.

How much does it rain in Agnew in May?

In Agnew, in May, it is raining for 13.7 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Agnew?

In Agnew, snow does not fall in May through October.

Does it snow in Agnew in May?

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

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

The average day length in May is 15h and 13min.

When is the sunrise / sunset in May in Agnew?

On the first day of May in Agnew, Washington, sunrise is at 5:52 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 9:04 pm PDT.

How long on average sun shines in May in Agnew?

The average sunshine duration in May is 9.6h.

What is the month with the highest UV index in Agnew?

The months with the highest UV index are May through September, with an average maximum UV index of 4.

How high is the UV index in May in Agnew?

The average daily maximum UV index in May in Agnew is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Agnew, WA

Average temperature in May - Agnew, WA
  • Average high temperature in May: 57.7°F

The warmest month (with the highest average high temperature) is August (68°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (34.3°F).

Average pressure in May
Agnew, WA

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

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

Average wind speed in May
Agnew, WA

Average wind speed in May - Agnew, WA
  • Average wind speed in May: 4mph

The windiest month (with the highest average wind speed) is November (5.9mph).
The calmest months (with the lowest average wind speed) are August and September (3.7mph).

Average humidity in May
Agnew, WA

Average humidity in May - Agnew, WA
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in May
Agnew, WA

Average rainfall in May - Agnew, WA
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is January (2.56").
The driest month (with the least rainfall) is July (0.59").

Average rainfall days in May
Agnew, WA

Average rainfall days in May - Agnew, WA
  • Average rainfall days in May: 13.7 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.8 days).

Average snowfall in May
Agnew, WA

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

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Agnew, WA

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

The month with the highest number of snowfall days is February (2.8 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
Agnew, WA

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in May
Agnew, WA

Average sunshine days in May - Agnew, WA
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is March (8.9 days).

Average UV index in May
Agnew, WA

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

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in May
Agnew, WA

Average cloud cover in May - Agnew, WA
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in May
Agnew, WA

Average visibility in May - Agnew, WA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Agnew, Washington, USA

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