May weather forecast
Fort Washakie, WY

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Weather in May

The last month of the spring, May, is a moderate month in Fort Washakie, Wyoming, with an average temperature ranging between max 58.8°F (14.9°C) and min 39°F (3.9°C).

Temperature

The start of May brings a shift in the average high-temperature, increasing from April's chilly 47.8°F (8.8°C) to a mild 58.8°F (14.9°C). The low-temperature average for Fort Washakie during May stands at an icy 39°F (3.9°C).

Humidity

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

Rainfall

In Fort Washakie, in May, during 12.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Fort Washakie, during the entire year, the rain falls for 92.3 days and collects up to 9.92" (252mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Fort Washakie. May is the last month it regularly snows. During 2.3 snowfall days, in May, Fort Washakie aggregates 3.5" (89mm) of snow. Throughout the year, there are 56.6 snowfall days, and 39.65" (1007mm) of snow is accumulated.

Daylight

In Fort Washakie, Wyoming, the average length of the day in May is 14h and 41min.
On the first day of May, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:47 pm MDT.

Sunshine

In May, the average sunshine in Fort Washakie is 11.1h.

UV index

In May, the average daily maximum UV index in Fort Washakie is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the average May temperature in Fort Washakie?

The average high-temperature, in May, in Fort Washakie, is 58.8°F (14.9°C), while the average low-temperature is 39°F (3.9°C).

What is the average humidity in May in Fort Washakie?

In May, the average relative humidity in Fort Washakie, Wyoming, is 54%.

How many days does it rain in May in Fort Washakie?

In Fort Washakie, Wyoming, in May, during 12.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

What is the last month it snows in Fort Washakie?

May is the last month it regularly snows in Fort Washakie. During 2.3 snowfall days, in May, Fort Washakie aggregates 3.5" (89mm) of snow.

How many hours of daylight does Fort Washakie have in May?

The average day length in May in Fort Washakie is 14h and 41min.

When are sunrise and sunset in May in Fort Washakie?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:47 pm MDT.

How many hours of sunshine does Fort Washakie have in May?

The average sunshine duration in May is 11.1h.

What is the UV index intensity in May in Fort Washakie?

In Fort Washakie, Wyoming, the average daily maximum UV index in May is 4. A UV Index 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Fort Washakie, WY

Average temperature in May - Fort Washakie, WY
  • Average high temperature in May: 58.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in May: 39°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure in May
Fort Washakie, WY

Average pressure in May - Fort Washakie, WY
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in May
Fort Washakie, WY

Average wind speed in May - Fort Washakie, WY
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in May
Fort Washakie, WY

Average humidity in May - Fort Washakie, WY
  • Average humidity in May: 54%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in May
Fort Washakie, WY

Average rainfall in May - Fort Washakie, WY
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in May
Fort Washakie, WY

Average rainfall days in May - Fort Washakie, WY
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is November (4.8 days).

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Average snowfall in May
Fort Washakie, WY

Average snowfall in May - Fort Washakie, WY
  • Average snowfall in May: 3.5"

The month with the highest snowfall is April (8.15").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Fort Washakie, WY

Average snowfall days in May - Fort Washakie, WY
  • Average snowfall days in May: 2.3 days

The month with the highest number of snowfall days is February (10.1 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
Fort Washakie, WY

Average daylight in May / Average sunshine in May - Fort Washakie, WY
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 54min).

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Average sunshine days in May
Fort Washakie, WY

Average sunshine days in May - Fort Washakie, WY
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index in May
Fort Washakie, WY

Average UV index in May - Fort Washakie, WY
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in May
Fort Washakie, WY

Average cloud cover in May - Fort Washakie, WY
  • Average cloud cover in May: 25

The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in May
Fort Washakie, WY

Average visibility in May - Fort Washakie, WY
  • 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).

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Fort Washakie, Wyoming, USA

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