May weather forecast
Garfield, WA

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Weather in May

The last month of the spring, May, is an enjoyable month in Garfield, Washington, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 43°F (6.1°C).

Temperature

May's onset brings a rise in the average high-temperature, moving from a fresh 55°F (12.8°C) in April to a refreshing 64.4°F (18°C). During May, the temperature in Garfield is averaged to a low of 43°F (6.1°C) at night.

Humidity

In May, the average relative humidity in Garfield, Washington, is 66%.

Rainfall

In Garfield, in May, during 12.5 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Garfield, during the entire year, the rain falls for 120.2 days and collects up to 14.69" (373mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Garfield. May is the last month it regularly snows. During 0.3 snowfall days, in May, Garfield aggregates 0.04" (1mm) of snow. Throughout the year, in Garfield, there are 39.6 snowfall days, and 22.68" (576mm) of snow is accumulated.

Daylight

The average length of the day in May is 15h and 5min.
On the first day of May, sunrise is at 5:31 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 4:57 am and sunset at 8:35 pm PDT.

Sunshine

In Garfield, the average sunshine in May is 10.4h.

UV index

In Garfield, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What is the temperature in May in Garfield?

In Garfield, 64.4°F (18°C) is the average high-temperature and 43°F (6.1°C) is the average low-temperature during May.

What is the average humidity in May in Garfield?

In May, the average relative humidity in Garfield is 66%.

How many days does it rain in May in Garfield?

In Garfield, Washington, during May, the rain falls for 12.5 days and regularly aggregates up to 1.61" (41mm) of precipitation.

What is the last month it snows in Garfield?

May is the last month it regularly snows in Garfield. During 0.3 snowfall days, in May, Garfield aggregates 0.04" (1mm) of snow.

How many hours of daylight does Garfield have in May?

The average day length in May is 15h and 5min.

What time are sunrise and sunset in May in Garfield?

In May, on the first day of the month, sunrise is at 5:31 am and sunset at 7:59 pm. On the last day of the month, in Garfield, sunrise is at 4:57 am and sunset at 8:35 pm PDT.

How long on average sun shines in May in Garfield?

In May, the average sunshine duration is 10.4h.

What is the UV index reading in May in Garfield?

In Garfield, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Garfield, WA

Average temperature in May - Garfield, WA
  • Average high temperature in May: 64.4°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in May: 43°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).

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Average pressure in May
Garfield, WA

Average pressure in May - Garfield, 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 (29.91"Hg).

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Average wind speed in May
Garfield, WA

Average wind speed in May - Garfield, WA
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in May
Garfield, WA

Average humidity in May - Garfield, WA
  • Average humidity in May: 66%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in May
Garfield, WA

Average rainfall in May - Garfield, WA
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is December (1.93").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in May
Garfield, WA

Average rainfall days in May - Garfield, WA
  • Average rainfall days in May: 12.5 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is July (4.5 days).

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Average snowfall in May
Garfield, WA

Average snowfall in May - Garfield, WA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (6.69").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Garfield, WA

Average snowfall days in May - Garfield, WA
  • Average snowfall days in May: 0.3 days

The months with the highest number of snowfall days are February and December (9.6 days).
The 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
Garfield, WA

Average daylight in May / Average sunshine in May - Garfield, 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 2min

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

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Average sunshine days in May
Garfield, WA

Average sunshine days in May - Garfield, WA
  • Average sunshine days in May: 16.1 days

The month with the most sunshine days is July (24.6 days).
The month with the least sunshine days is February (12.2 days).

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Average UV index in May
Garfield, WA

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

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
Garfield, WA

Average cloud cover in May - Garfield, WA
  • Average cloud cover in May: 32

The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 11).

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Average visibility in May
Garfield, WA

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

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

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Garfield, Washington, USA

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