Climate and monthly weather forecast
La Salle, MT

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Weather in January

January, like December, is another subzero cold winter month in La Salle, Montana, with temperature in the range of an average low of 14.7°F (-9.6°C) and an average high of 27.3°F (-2.6°C). La Salle experiences a recorded average high-temperature of a still freezing cold 27.3°F (-2.6°C) in January, closely aligned with December's 25.9°F (-3.4°C). Weather in January »

Weather in February

February, the last month of the winter in La Salle, is another freezing cold month, with temperature in the range of an average low of 14.4°F (-9.8°C) and an average high of 28°F (-2.2°C). Transitioning from January to February, La Salle observes an average high-temperature of a still freezing cold 28°F (-2.2°C), differing subtly from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in La Salle, Montana, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 22.3°F (-5.4°C). La Salle's transition into March is noticed by a slight rise in the average high-temperature, advancing from a freezing cold 28°F (-2.2°C) in February to a cold 36.5°F (2.5°C). Weather in March »

Weather in April

April is a frosty spring month in La Salle, Montana, with an average temperature ranging between min 28.2°F (-2.1°C) and max 46.8°F (8.2°C). The shift from March to April brings an increase in the average high-temperature, moving from an icy 36.5°F (2.5°C) to a chilly 46.8°F (8.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in La Salle, Montana, with an average temperature varying between 35.6°F (2°C) and 59.5°F (15.3°C). La Salle's transition into May sees a rise in the average high-temperature, advancing from a chilly 46.8°F (8.2°C) in April to a mild 59.5°F (15.3°C). Weather in May »

Weather in June

June, the first month of the summer in La Salle, is a comfortable month, with an average temperature varying between 41.9°F (5.5°C) and 66.9°F (19.4°C). With the onset of June, La Salle observes a minor temperature ascent, with the average high-temperature adjusting from May's moderate 59.5°F (15.3°C) to a still refreshing 66.9°F (19.4°C). Weather in June »

Weather in July

July in La Salle, Montana, is a moderately hot summer month, with an average temperature ranging between min 46.2°F (7.9°C) and max 77.5°F (25.3°C). With average temperatures fluctuating between a high of 77.5°F (25.3°C) and a low of 46.2°F (7.9°C), July stands out as the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in La Salle, Montana, with an average temperature varying between 46.4°F (8°C) and 77.4°F (25.2°C). August's arrival brings an average high-temperature of a still moderately hot 77.4°F (25.2°C), demonstrating subtle variation from the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in La Salle, is still a refreshing month, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 65.7°F (18.7°C). The arrival of September corresponds with a temperature reduction, down from August's warm 77.4°F (25.2°C) to an enjoyable 65.7°F (18.7°C). Weather in September »

Weather in October

October, like September, is a frosty autumn month in La Salle, Montana, with temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 31.1°F (-0.5°C). October's arrival signals a significant decrease in average high-temperatures, falling from September's refreshing 65.7°F (18.7°C) to a chilly 48.7°F (9.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in La Salle, Montana, with temperature in the range of an average high of 34.5°F (1.4°C) and an average low of 23.5°F (-4.7°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from a chilly 48.7°F (9.3°C) in October to a cold 34.5°F (1.4°C). Weather in November »

Weather in December

December, the first month of the winter in La Salle, is also a subzero cold month, with an average temperature varying between 25.9°F (-3.4°C) and 14.7°F (-9.6°C). In La Salle, the lowest average temperatures are observed in December, with a high of 25.9°F (-3.4°C) and a low of 14.7°F (-9.6°C). Weather in December »
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Frequently asked questions

What is the most humid month in La Salle?

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

How much does it rain in La Salle?

In La Salle, 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 La Salle?

January through May, September through December are months with snowfall in La Salle, Montana.

When does it snow the most in La Salle?

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

How much does it snow in La Salle?

In La Salle, during the entire year, snow falls for 104.7 days and aggregates up to 51.34" (1304mm) of snow.

What is the month with the least sunshine in La Salle?

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

What is the month with the lowest UV index in La Salle?

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

When is Daylight Saving Time (DST) in La Salle?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in La Salle, Montana, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the rainiest month in La Salle?

The month with the most rainfall in La Salle, 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 La Salle?

In La Salle, Montana, snow does not fall in June through August.

When are the longest days in La Salle?

The month with the longest days in La Salle is June, with an average of 16h and 0min of daylight.

What are the warmest months in La Salle?

In La Salle, the average highest temperatures are observed in July, with a high of 77.5°F (25.3°C) and a low of 46.2°F (7.9°C).

What month has the most sunshine in La Salle?

The month with the most sunshine in La Salle, Montana, is July, with an average of 11.9h of sunshine.

When is the highest UV index in La Salle?

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

What is the least humid month in La Salle?

August is the least humid month in La Salle, Montana, with an average relative humidity of 55%.

What is the driest month in La Salle?

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

What month is the coldest in La Salle?

December, marked by an average high-temperature of 25.9°F (-3.4°C) and a low-temperature of 14.7°F (-9.6°C), is the coldest month in La Salle, Montana.

What is the month with the shortest days in La Salle?

The month with the shortest days is December, with an average of 8h and 24min of daylight.

Average temperature
La Salle, MT

Average temperature - La Salle, 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
La Salle, MT

Average pressure - La Salle, MT

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

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Average wind speed
La Salle, MT

Average wind speed - La Salle, 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
La Salle, MT

Average rainfall - La Salle, 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
La Salle, MT

Average rainfall days - La Salle, 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
La Salle, MT

Average snowfall - La Salle, MT

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

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Average snowfall days
La Salle, MT

Average snowfall days - La Salle, MT

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

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Average daylight / Average sunshine
La Salle, MT

Average daylight / Average sunshine - La Salle, MT

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days
La Salle, MT

Average sunshine days - La Salle, 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 UV index
La Salle, MT

Average UV index - La Salle, MT

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

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Average visibility
La Salle, MT

Average visibility - La Salle, MT

The 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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La Salle, Montana, USA

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