May weather forecast
Polebridge, MT

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Weather in May

May, the last month of the spring in Polebridge, is a mild month, with temperature in the range of an average low of 34.9°F (1.6°C) and an average high of 59.7°F (15.4°C).

Temperature

As May begins, there is an increase in the average high-temperature, moving from a chilly 46.6°F (8.1°C) in April to a moderate 59.7°F (15.4°C). Significant dips from daytime highs mark the May nights, with a consistent average temperature of 34.9°F (1.6°C).

Humidity

In May, the average relative humidity is 68%.

Rainfall

In Polebridge, during May, the rain falls for 14 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 136.9 rainfall days, and 16.46" (418mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows in Polebridge. During 1.2 snowfall days, in May, Polebridge aggregates 0.43" (11mm) of snow. In Polebridge, during the entire year, snow falls for 107.6 days and aggregates up to 51.42" (1306mm) of snow.

Daylight

In May, the average length of the day in Polebridge, Montana, is 15h and 17min.
On the first day of May, sunrise is at 6:15 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 9:31 pm MDT.

Sunshine

In May, the average sunshine is 10.2h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 4 suggests this advice:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

What is the usual temperature for Polebridge in May?

The average high-temperature and low-temperature during May are 59.7°F (15.4°C) and 34.9°F (1.6°C) respectively.

What is the average humidity in May?

In Polebridge, the average relative humidity in May is 68%.

How much does it rain in May?

In Polebridge, Montana, during May, the rain falls for 14 days and regularly aggregates up to 1.5" (38mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 1.2 snowfall days, in May, Polebridge aggregates 0.43" (11mm) of snow.

What is the average length of the day in May?

In Polebridge, the average day length in May is 15h and 17min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:15 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 9:31 pm MDT.

How long on average sun shines in May?

In May, the average sunshine duration is 10.2h.

What is the UV index intensity in May?

The average daily maximum UV index in May 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Polebridge, MT

Average temperature in May - Polebridge, MT
  • Average high temperature in May: 59.7°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in May: 34.9°F

The month with the highest average low temperature is August (45°F).
The coldest month (with the lowest average low temperature) is February (12.7°F).

Average pressure in May
Polebridge, MT

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Polebridge, MT

Average wind speed in May - Polebridge, MT
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

Average humidity in May
Polebridge, MT

Average humidity in May - Polebridge, MT
  • Average humidity in May: 68%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are July and August (56%).

Average rainfall in May
Polebridge, MT

Average rainfall in May - Polebridge, MT
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is March (1.93").
The driest month (with the least rainfall) is August (0.51").

Average rainfall days in May
Polebridge, MT

Average rainfall days in May - Polebridge, MT
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is August (6.4 days).

Average snowfall in May
Polebridge, MT

Average snowfall in May - Polebridge, MT
  • Average snowfall in May: 0.43"

The month with the highest snowfall is January (11.02").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Polebridge, MT

Average snowfall days in May - Polebridge, MT
  • Average snowfall days in May: 1.2 days

The month with the highest number of snowfall days is December (21.4 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Polebridge, MT
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in May: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in May
Polebridge, MT

Average sunshine days in May - Polebridge, MT
  • Average sunshine days in May: 14 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (6.3 days).

Average UV index in May
Polebridge, MT

Average UV index in May - Polebridge, MT
  • 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, November and December (UV index 1).

Average cloud cover in May
Polebridge, MT

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

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in May
Polebridge, MT

Average visibility in May - Polebridge, 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 and February (3mi).

Polebridge, Montana, USA

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