Climate and monthly weather forecast
Polaris, MT

Weather in January

January, the same as December, in Polaris, Montana, is another subzero cold winter month, with temperature in the range of an average high of 27.9°F (-2.3°C) and an average low of 12.2°F (-11°C). In Polaris, the average high-temperature in January is almost the same as in December - a still freezing cold 27.9°F (-2.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Polaris, Montana, with an average temperature varying between 11.8°F (-11.2°C) and 27.5°F (-2.5°C). In Polaris, the average high-temperature in February is relatively the same as in January - a still subzero cold 27.5°F (-2.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Polaris, Montana, with an average temperature fluctuating between 35.6°F (2°C) and 20.1°F (-6.6°C). In Polaris, Montana, the average high-temperature in March marginally rises from a freezing cold 27.5°F (-2.5°C) in February to a cold 35.6°F (2°C). Weather in March »

Weather in April

April is a chilly spring month in Polaris, Montana, with an average temperature varying between 27.7°F (-2.4°C) and 44.6°F (7°C). In Polaris, the average high-temperature in April increases from a wintry 35.6°F (2°C) in March to a frosty 44.6°F (7°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Polaris, Montana, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 56.3°F (13.5°C). In Polaris, the average high-temperature in May increases from a chilly 44.6°F (7°C) in April to a moderate 56.3°F (13.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Polaris, Montana, with an average temperature ranging between max 66.7°F (19.3°C) and min 41.7°F (5.4°C). In Polaris, the average high-temperature in June rises from a mild 56.3°F (13.5°C) in May to an enjoyable 66.7°F (19.3°C). Weather in June »

Weather in July

July in Polaris, Montana, is a warm summer month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 77.5°F (25.3°C). With an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 47.5°F (8.6°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Polaris, Montana, with an average temperature ranging between min 47.3°F (8.5°C) and max 75.7°F (24.3°C). In August, the average high-temperature is almost the same as in July - a still warm 75.7°F (24.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Polaris, is still a comfortable month, with an average temperature fluctuating between 41.7°F (5.4°C) and 66°F (18.9°C). In Polaris, the average high-temperature in September decreases from a warm 75.7°F (24.3°C) in August to a comfortable 66°F (18.9°C). Weather in September »

Weather in October

October, the same as September, in Polaris, Montana, is another chilly autumn month, with an average temperature fluctuating between 49.3°F (9.6°C) and 31.1°F (-0.5°C). In Polaris, Montana, the average high-temperature in October plummets from an enjoyable 66°F (18.9°C) in September to a chilly 49.3°F (9.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Polaris, is another cold month, with temperature in the range of an average low of 20.1°F (-6.6°C) and an average high of 35.4°F (1.9°C). In Polaris, the average high-temperature in November decreases from a chilly 49.3°F (9.6°C) in October to a cold 35.4°F (1.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Polaris, Montana, with an average temperature varying between 25.2°F (-3.8°C) and 10.6°F (-11.9°C). The coldest month is December, with an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 10.6°F (-11.9°C). Weather in December »
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FAQ

What is the driest month in Polaris?

The month with the least rainfall is January, when the rain falls for 8 days and typically collects 0.51" (13mm) of precipitation.

How many days does it rain in Polaris?

In Polaris, Montana, during the entire year, the rain falls for 126.7 days and collects up to 10.35" (263mm) of precipitation.

When does it snow in Polaris?

January through June, September through December are months with snowfall.

How many days does it snow in Polaris?

Throughout the year, there are 81.2 snowfall days, and 29.76" (756mm) of snow is accumulated.

What is the most humid month in Polaris?

The most humid month in Polaris is February, with an average relative humidity of 86%.

What is the snowiest month in Polaris?

February is the month with the most snowfall in Polaris. Snow falls for 14.1 days and accumulates 5.51" (140mm) of snow.

When is the lowest UV index in Polaris?

February is the month with the lowest UV index, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Polaris?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Polaris?

The month with the most rainfall in Polaris, Montana, is June, when the rain falls for 14 days and typically aggregates up to 1.5" (38mm) of precipitation.

When are the longest days in Polaris?

With an average of 15h and 37min of daylight, June has the longest days of the year in Polaris.

What is the warmest month in Polaris?

July is the warmest month in Polaris, Montana, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 47.5°F (8.6°C).

What are the least humid months in Polaris?

July and August, with an average relative humidity of 45%, are the least humid months in Polaris, Montana.

When it does not snow in Polaris?

July and August are months without snowfall in Polaris, Montana.

What month has the most sunshine in Polaris?

July has the most sunshine of the year in Polaris, with an average of 12h of sunshine.

When is the highest UV index in Polaris?

With an average maximum UV index of 5, July is the month with the highest UV index in Polaris.

What is the coldest month in Polaris?

December is the coldest month in Polaris, with an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 10.6°F (-11.9°C).

What is the month with the shortest days in Polaris?

The month with the shortest days in Polaris is December, with an average of 8h and 47min of daylight.

What is the month with the least sunshine in Polaris?

The month with the least sunshine in Polaris, Montana, is December, with an average of 6.1h of sunshine.

Average temperature
Polaris, MT

Average temperature - Polaris, MT

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.2°F).

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).

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Average pressure
Polaris, MT

Average pressure - Polaris, MT

The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Polaris, MT

Average wind speed - Polaris, MT

The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Polaris, MT

Average humidity - Polaris, MT

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (45%).

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Average rainfall
Polaris, MT

Average rainfall - Polaris, MT

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days
Polaris, MT

Average rainfall days - Polaris, MT

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall
Polaris, MT

Average snowfall - Polaris, MT

The month with the highest snowfall is February (5.51").
The months with the least snowfall are July and August (0").

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Average snowfall days
Polaris, MT

Average snowfall days - Polaris, MT

The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Polaris, MT

Average daylight / Average sunshine - Polaris, MT

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

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Average sunshine days
Polaris, MT

Average sunshine days - Polaris, MT

The month with the most sunshine days is July (18.2 days).
The month with the least sunshine days is April (10.1 days).

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Average visibility
Polaris, MT

Average visibility - Polaris, MT

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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