Monthly weather forecast and climate
Kalispell, MT

A gorgeous sunset over the tranquil city of Kalispell, Montana
A gorgeous sunset over the tranquil city of Kalispell, Montana

Weather in January

January, the same as December, in Kalispell, Montana, is a freezing cold winter month, with average temperature fluctuating between 14.7°F (-9.6°C) and 27.3°F (-2.6°C). In January, the average high-temperature is essentially the same as in December - a still freezing cold 27.3°F (-2.6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Kalispell, Montana, with average temperature fluctuating between 14.4°F (-9.8°C) and 28°F (-2.2°C). In February, the average high-temperature is relatively the same as in January - a still freezing cold 28°F (-2.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Kalispell, Montana, with temperature in the range of an average low of 22.3°F (-5.4°C) and an average high of 36.5°F (2.5°C). In March, the average high-temperature marginally rises, from a subzero cold 28°F (-2.2°C) in February, to a cold 36.5°F (2.5°C). Weather in March »

Weather in April

April in Kalispell, Montana, is a chilly spring month, with average temperature ranging between max 46.8°F (8.2°C) and min 28.2°F (-2.1°C). In Kalispell, the average high-temperature increases, from a cold 36.5°F (2.5°C) in March, to a chilly 46.8°F (8.2°C). Weather in April »

Weather in May

May, the last month of the spring, in Kalispell, is a moderate month, with average temperature ranging between min 35.6°F (2°C) and max 59.5°F (15.3°C). In Kalispell, the average high-temperature in May increases, from a frosty 46.8°F (8.2°C) in April, to a moderate 59.5°F (15.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Kalispell, Montana, with average temperature fluctuating between 66.9°F (19.4°C) and 41.9°F (5.5°C). In Kalispell, the average high-temperature marginally rises, from a mild 59.5°F (15.3°C) in May, to a comfortable 66.9°F (19.4°C). Weather in June »

Weather in July

July in Kalispell, Montana, is a warm summer month, with average temperature fluctuating between 77.5°F (25.3°C) and 46.2°F (7.9°C). July is the warmest month, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 46.2°F (7.9°C). Weather in July »

Weather in August

August, the last month of the summer, in Kalispell, is also a moderately hot month, with average temperature fluctuating between 46.4°F (8°C) and 77.4°F (25.2°C). In August, the average high-temperature is almost the same as in July - a still moderately hot 77.4°F (25.2°C). Weather in August »

Weather in September

September, the first month of the autumn, in Kalispell, is still a comfortable month, with average temperature varying between 65.7°F (18.7°C) and 39.9°F (4.4°C). In Kalispell, the average high-temperature decreases, from a warm 77.4°F (25.2°C) in August, to a comfortable 65.7°F (18.7°C). Weather in September »

Weather in October

October, like September, is a frosty autumn month in Kalispell, Montana, with average temperature fluctuating between 48.7°F (9.3°C) and 31.1°F (-0.5°C). In October, the average high-temperature declines considerably, from a comfortable 65.7°F (18.7°C) in September, to a frosty 48.7°F (9.3°C). Weather in October »

Weather in November

November, the last month of the autumn, in Kalispell, is another cold month, with average temperature fluctuating between 23.5°F (-4.7°C) and 34.5°F (1.4°C). In Kalispell, Montana, the average high-temperature in November drops, from a chilly 48.7°F (9.3°C) in October, to a wintry 34.5°F (1.4°C). Weather in November »

Weather in December

December, the first month of the winter, in Kalispell, is also a subzero cold month, with temperature in the range of an average high of 25.9°F (-3.4°C) and an average low of 14.7°F (-9.6°C). With an average high-temperature of 25.9°F (-3.4°C) and an average low-temperature of 14.7°F (-9.6°C), December is the coldest month. Weather in December »
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FAQ

What is the most humid month in Kalispell?

The most humid month is January, with an average relative humidity of 93%.

How much does it rain in Kalispell?

In Kalispell, Montana, during the entire year, the rain falls for 142.8 days and collects up to 17.36" (441mm) of precipitation.

When does it snow in Kalispell?

Months with snowfall are January through May, September through December.

How many days does it snow in Kalispell?

Throughout the year, in Kalispell, Montana, there are 104.7 snowfall days, and 51.34" (1304mm) of snow is accumulated.

When does it snow the most in Kalispell?

The month with the most snowfall in Kalispell, Montana, is January when snow falls for 20.6 days and typically aggregates up to 11.3" (287mm) of snow.

What is the month with the least sunshine in Kalispell?

The month with the least sunshine in Kalispell is January, with an average of 3.7h of sunshine.

When is the lowest UV index in Kalispell?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Kalispell, Montana.

What is the rainiest month in Kalispell?

The month with the most rainfall in Kalispell, Montana, is June when the rain falls for 15.8 days and typically aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Kalispell?

June through August are months without snowfall.

When are the longest days in Kalispell?

With an average of 16h of daylight, June has the longest days of the year.

What is the warmest month in Kalispell?

July is the warmest month, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 46.2°F (7.9°C).

What month has the most sunshine in Kalispell?

July has the most sunshine of the year in Kalispell, with an average of 11.9h of sunshine.

When is the highest UV index in Kalispell?

The month with the highest UV index is July, with an average maximum UV index of 5.

What is the least humid month in Kalispell?

The least humid month in Kalispell, Montana, is August, with an average relative humidity of 55%.

What is the driest month in Kalispell?

August is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.55" (14mm) of precipitation.

What is the coldest month in Kalispell?

The coldest month in Kalispell is December, with an average high-temperature of 25.9°F (-3.4°C) and an average low-temperature of 14.7°F (-9.6°C).

What is the month with the shortest days in Kalispell?

December has the shortest days of the year in Kalispell, with an average of 8.4h of daylight.

Average temperature
Kalispell, MT

Average temperature - Kalispell, 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 (25.9°F).

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).

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Average pressure
Kalispell, MT

Average pressure - Kalispell, MT

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

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Average wind speed
Kalispell, MT

Average wind speed - Kalispell, MT

The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average rainfall
Kalispell, MT

Average rainfall - Kalispell, MT

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is August (0.55").

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Average rainfall days
Kalispell, MT

Average rainfall days - Kalispell, MT

The month with the highest number of rainy days is April (17.9 days).
The month with the least rainy days is August (6.6 days).

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Average snowfall
Kalispell, MT

Average snowfall - Kalispell, MT

The month with the highest snowfall is January (11.3").
Months with the least snowfall are June, July and August (0").

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Average snowfall days
Kalispell, MT

Average snowfall days - Kalispell, MT

The month with the highest number of snowfall days is December (21.5 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Kalispell, MT

Average daylight / Average sunshine - Kalispell, MT

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days
Kalispell, MT

Average sunshine days - Kalispell, MT

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (6.8 days).

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Average visibility
Kalispell, MT

Average visibility - Kalispell, MT

Months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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