May weather forecast
Pinesdale, MT

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Weather in May

The last month of the spring, May, is a mild month in Pinesdale, Montana, with temperature in the range of an average high of 56.7°F (13.7°C) and an average low of 33.4°F (0.8°C).

Temperature

Pinesdale's transition into May brings a rise in the average high-temperature, moving from a frosty 43.5°F (6.4°C) in April to a refreshing 56.7°F (13.7°C). Pinesdale observes a noteworthy temperature drop from the daily highs during May nights, with a mean temperature of 33.4°F (0.8°C).

Humidity

In May, the average relative humidity is 71%.

Rainfall

In Pinesdale, Montana, in May, during 19.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Pinesdale, during the entire year, the rain falls for 163.6 days and collects up to 20.83" (529mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Pinesdale. May is the last month it regularly snows. During 2.3 snowfall days, in May, Pinesdale aggregates 0.67" (17mm) of snow. Throughout the year, in Pinesdale, there are 101.1 snowfall days, and 59.17" (1503mm) of snow is accumulated.

Daylight

In May, the average length of the day in Pinesdale is 15h and 1min.
On the first day of May, sunrise is at 6:21 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 9:21 pm MDT.

Sunshine

The average sunshine in May in Pinesdale is 10.4h.

UV index

In Pinesdale, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What are May temperatures in Pinesdale?

During May, Pinesdale experiences an average high-temperature of 56.7°F (13.7°C) and a low-temperature of 33.4°F (0.8°C).

What is the average humidity in May in Pinesdale?

In Pinesdale, the average relative humidity in May is 71%.

How many days does it rain in May in Pinesdale?

In Pinesdale, Montana, in May, during 19.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

What is the last month it snows in Pinesdale?

May is the last month it regularly snows in Pinesdale, Montana. During 2.3 snowfall days, in May, Pinesdale aggregates 0.67" (17mm) of snow.

How many hours of daylight does Pinesdale have in May?

In Pinesdale, the average day length in May is 15h and 1min.

When are sunrise and sunset in May in Pinesdale?

In May, on the first day of the month, sunrise is at 6:21 am and sunset at 8:46 pm. On the last day of the month, in Pinesdale, sunrise is at 5:48 am and sunset at 9:21 pm MDT.

How many hours of sunshine does Pinesdale have in May?

In Pinesdale, the average sunshine duration in May is 10.4h.

What is the UV index reading in May in Pinesdale?

In Pinesdale, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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
Pinesdale, MT

Average temperature in May - Pinesdale, MT
  • Average high temperature in May: 56.7°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (26.8°F).

  • Average low temperature in May: 33.4°F

The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (14°F).

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Average pressure in May
Pinesdale, MT

Average pressure in May - Pinesdale, MT
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Pinesdale, MT

Average wind speed in May - Pinesdale, MT
  • Average wind speed in May: 4.5mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in May
Pinesdale, MT

Average humidity in May - Pinesdale, MT
  • Average humidity in May: 71%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in May
Pinesdale, MT

Average rainfall in May - Pinesdale, MT
  • Average rainfall in May: 1.97"

The wettest months (with the highest rainfall) are February and April (2.36").
The driest month (with the least rainfall) is August (0.75").

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Average rainfall days in May
Pinesdale, MT

Average rainfall days in May - Pinesdale, MT
  • Average rainfall days in May: 19.5 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is July (8 days).

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Average snowfall in May
Pinesdale, MT

Average snowfall in May - Pinesdale, MT
  • Average snowfall in May: 0.67"

The month with the highest snowfall is February (13.03").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Pinesdale, MT

Average snowfall days in May - Pinesdale, MT
  • Average snowfall days in May: 2.3 days

The month with the highest number of snowfall days is February (19.3 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
Pinesdale, MT

Average daylight in May / Average sunshine in May - Pinesdale, MT
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in May
Pinesdale, MT

Average sunshine days in May - Pinesdale, MT
  • Average sunshine days in May: 8.5 days

The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is February (5.6 days).

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Average UV index in May
Pinesdale, MT

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

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

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Average cloud cover in May
Pinesdale, MT

Average cloud cover in May - Pinesdale, MT
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in May
Pinesdale, MT

Average visibility in May - Pinesdale, MT
  • Average visibility in May: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Pinesdale, Montana, USA

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