May weather forecast
Wilborn, MT

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Weather in May

May, the last month of the spring in Wilborn, is a refreshing month, with an average temperature varying between 35.2°F (1.8°C) and 57.2°F (14°C).

Temperature

Wilborn experiences a temperature shift with the start of May, with average high-temperatures moving from a frosty 45.7°F (7.6°C) in April to a mild 57.2°F (14°C). Throughout May, Wilborn registers a distinct decrease from daytime highs, reaching an average low of 35.2°F (1.8°C).

Humidity

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

Rainfall

In Wilborn, during May, the rain falls for 16.1 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Wilborn, during the entire year, the rain falls for 106.9 days and collects up to 13.27" (337mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In Wilborn, in May, snow falls for 4.5 days, with typically accumulated 2.32" (59mm) of snow. Throughout the year, in Wilborn, there are 92.7 snowfall days, and 45.59" (1158mm) of snow is accumulated.

Daylight

In Wilborn, the average length of the day in May is 15h and 5min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:40 pm. On the last day of May, sunrise is at 5:38 am and sunset at 9:15 pm MDT.

Sunshine

In Wilborn, the average sunshine in May is 10.3h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the usual temperature for Wilborn in May?

An average high-temperature, in May, in Wilborn, is 57.2°F (14°C) and the average low-temperature is 35.2°F (1.8°C).

What is the average humidity in May in Wilborn?

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

How much does it rain in Wilborn in May?

In Wilborn, Montana, in May, during 16.1 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

How much does it snow in Wilborn in May?

In Wilborn, Montana, during May, snow falls for 4.5 days and regularly aggregates up to 2.32" (59mm) of snow.

How many hours of daylight does Wilborn have in May?

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

When is the sunrise / sunset in May in Wilborn?

On the first day of May, sunrise is at 6:12 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 9:15 pm MDT.

How many hours of sunshine does Wilborn have in May?

The average sunshine duration in May in Wilborn, Montana, is 10.3h.

How high is the UV index in May in Wilborn?

In May, the average daily maximum UV index in Wilborn, Montana, is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Wilborn, MT

Average temperature in May - Wilborn, MT
  • Average high temperature in May: 57.2°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is December (26.2°F).

  • Average low temperature in May: 35.2°F

The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure in May
Wilborn, MT

Average pressure in May - Wilborn, MT
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Wilborn, MT

Average wind speed in May - Wilborn, MT
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is November (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in May
Wilborn, MT

Average humidity in May - Wilborn, MT
  • Average humidity in May: 66%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (48%).

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Average rainfall in May
Wilborn, MT

Average rainfall in May - Wilborn, MT
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is June (2.6").
The driest months (with the least rainfall) are January and December (0.59").

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Average rainfall days in May
Wilborn, MT

Average rainfall days in May - Wilborn, MT
  • Average rainfall days in May: 16.1 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is January (4.8 days).

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Average snowfall in May
Wilborn, MT

Average snowfall in May - Wilborn, MT
  • Average snowfall in May: 2.32"

The month with the highest snowfall is February (7.13").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
Wilborn, MT

Average snowfall days in May - Wilborn, MT
  • Average snowfall days in May: 4.5 days

The month with the highest number of snowfall days is February (15.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in May /
Average sunshine in May
Wilborn, MT

Average daylight in May / Average sunshine in May - Wilborn, MT
  • 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 month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in May
Wilborn, MT

Average sunshine days in May - Wilborn, MT
  • Average sunshine days in May: 10.6 days

The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in May
Wilborn, MT

Average UV index in May - Wilborn, MT
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in May
Wilborn, MT

Average cloud cover in May - Wilborn, MT
  • Average cloud cover in May: 35

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 14).

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Average visibility in May
Wilborn, MT

Average visibility in May - Wilborn, MT
  • 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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Wilborn, Montana, USA

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