Climate and monthly weather forecast
Choteau, MT

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Weather in January

January, like December, is a freezing cold winter month in Choteau, Montana, with temperature in the range of an average high of 30.4°F (-0.9°C) and an average low of 18°F (-7.8°C). The commencement of January notes an average high-temperature of a still subzero cold 30.4°F (-0.9°C), exhibiting little difference from the previous month. Weather in January »

Weather in February

February, the last month of the winter in Choteau, is another freezing cold month, with an average temperature fluctuating between 16.3°F (-8.7°C) and 30.2°F (-1°C). The arrival of February coincides with an average high-temperature of a still freezing cold 30.2°F (-1°C), indicating a minimal shift from January's 30.4°F (-0.9°C). Weather in February »

Weather in March

The first month of the spring, March, is an icy month in Choteau, Montana, with an average temperature varying between 25.5°F (-3.6°C) and 40.3°F (4.6°C). In Choteau, the average high-temperature in March increases from a subzero cold 30.2°F (-1°C) in February to an icy 40.3°F (4.6°C). Weather in March »

Weather in April

April in Choteau, Montana, is a chilly spring month, with temperature in the range of an average low of 33.6°F (0.9°C) and an average high of 49.6°F (9.8°C). As Choteau enters April, the average high-temperature increases from the an icy 40.3°F (4.6°C) of March to a chilly 49.6°F (9.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Choteau, Montana, with an average temperature ranging between max 60.4°F (15.8°C) and min 41.7°F (5.4°C). As April gives way to May, the average high-temperature displays an increase, moving from a frosty 49.6°F (9.8°C) to a mild 60.4°F (15.8°C). Weather in May »

Weather in June

June, the first month of the summer in Choteau, is a pleasant month, with temperature in the range of an average high of 69.1°F (20.6°C) and an average low of 48°F (8.9°C). In Choteau, stepping into June brings a gentle temperature nudge, moving slightly up from May's moderate 60.4°F (15.8°C) to an agreeable 69.1°F (20.6°C). Weather in June »

Weather in July

July in Choteau, Montana, is a warm summer month, with an average temperature varying between 54.5°F (12.5°C) and 79.7°F (26.5°C). July, noted for its average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 54.5°F (12.5°C), is considered the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Choteau, is also a moderately hot month, with an average temperature ranging between min 55.9°F (13.3°C) and max 79°F (26.1°C). Choteau in August witnesses an average high-temperature of a still warm 79°F (26.1°C), indicating a slight variation from July's 79.7°F (26.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Choteau, Montana, with an average temperature varying between 48.6°F (9.2°C) and 68.2°F (20.1°C). In Choteau, the average high-temperature in September drops from a moderately hot 79°F (26.1°C) in August to a pleasant 68.2°F (20.1°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Choteau, Montana, with an average temperature ranging between max 52.3°F (11.3°C) and min 35.8°F (2.1°C). As Choteau steps into October, the average high-temperature decreases significantly from the an agreeable 68.2°F (20.1°C) of September to a cool 52.3°F (11.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Choteau, is also a wintry month, with temperature in the range of an average high of 39.2°F (4°C) and an average low of 25.3°F (-3.7°C). As October transitions into November, Choteau sees a drop in the average high-temperature, transitioning from a fresh 52.3°F (11.3°C) to a cold 39.2°F (4°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Choteau, Montana, with an average temperature ranging between min 16.2°F (-8.8°C) and max 28.8°F (-1.8°C). In Choteau, the lowest average temperatures are observed in December, with a high of 28.8°F (-1.8°C) and a low of 16.2°F (-8.8°C). Weather in December »
Updated: Feb 13, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the most humid month in Choteau?

With an average relative humidity of 76%, January is the most humid month.

How many days does it rain in Choteau?

In Choteau, Montana, during the entire year, the rain falls for 73.3 days and collects up to 9.17" (233mm) of precipitation.

When does it snow in Choteau?

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

How much does it snow in Choteau?

Throughout the year, in Choteau, Montana, there are 50.3 snowfall days, and 21.26" (540mm) of snow is accumulated.

When is the lowest UV index in Choteau?

The months with the lowest UV index in Choteau are January through March, October through December, with an average maximum UV index of 2.

What is the snowiest month in Choteau?

The month with the most snowfall in Choteau is February, when snow falls for 11.3 days and typically aggregates up to 4.17" (106mm) of snow.

When is Daylight Saving Time (DST) in Choteau?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Choteau, 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 Choteau?

June is the month with the most rainfall in Choteau. Rain falls for 11.1 days and accumulates 1.93" (49mm) of precipitation.

When it does not snow in Choteau?

In Choteau, snow does not fall in June through August.

When are the longest days in Choteau?

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

What is the warmest month in Choteau?

With an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 54.5°F (12.5°C), July is the warmest month.

What month has the most sunshine in Choteau?

July has the most sunshine of the year in Choteau, Montana, with an average of 12.1h of sunshine.

What is the month with the highest UV index in Choteau?

The month with the highest UV index in Choteau is July, with an average maximum UV index of 6.

What is the least humid month in Choteau?

August is the least humid month in Choteau, with an average relative humidity of 42%.

What is the coldest month in Choteau?

In Choteau, December records the average lowest temperatures, peaking at 28.8°F (-1.8°C) and reaching a low of 16.2°F (-8.8°C).

What is the driest month in Choteau?

The month with the least rainfall in Choteau is December, when the rain falls for 3.5 days and typically collects 0.35" (9mm) of precipitation.

What is the month with the shortest days in Choteau?

The month with the shortest days in Choteau, Montana, is December, with an average of 8h and 30min of daylight.

What is the month with the least sunshine in Choteau?

December has the least sunshine of the year in Choteau, Montana, with an average of 5.8h of sunshine.

Average temperature
Choteau, MT

Average temperature - Choteau, MT

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.8°F).

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).

Average pressure
Choteau, MT

Average pressure - Choteau, MT

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed
Choteau, MT

Average wind speed - Choteau, MT

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

Average humidity
Choteau, MT

Average humidity - Choteau, MT

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (42%).

Average rainfall
Choteau, MT

Average rainfall - Choteau, MT

The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days
Choteau, MT

Average rainfall days - Choteau, MT

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is November (2.7 days).

Average snowfall
Choteau, MT

Average snowfall - Choteau, MT

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Choteau, MT

Average snowfall days - Choteau, MT

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine
Choteau, MT

Average daylight / Average sunshine - Choteau, 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 30min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days
Choteau, MT

Average sunshine days - Choteau, MT

The month with the most sunshine days is October (23.2 days).
The month with the least sunshine days is February (15.8 days).

Average UV index
Choteau, MT

Average UV index - Choteau, MT

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average visibility
Choteau, MT

Average visibility - Choteau, MT

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

Choteau, Montana, USA

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