Monthly weather forecast and climate
McAllister, MT

Weather in January

January, the same as December, in McAllister, Montana, is a freezing cold winter month, with average temperature fluctuating between 24.6°F (-4.1°C) and 9.7°F (-12.4°C). In January, the average high-temperature is practically the same as in December - a still subzero cold 24.6°F (-4.1°C). Weather in January »

Weather in February

February, the last month of the winter, in McAllister, is also a subzero cold month, with average temperature ranging between min 9.7°F (-12.4°C) and max 25.2°F (-3.8°C). In February, the average high-temperature is essentially the same as in January - a still subzero cold 25.2°F (-3.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in McAllister, Montana, with average temperature varying between 33.1°F (0.6°C) and 18°F (-7.8°C). In McAllister, the average high-temperature slightly increases, from a freezing cold 25.2°F (-3.8°C) in February, to a wintry 33.1°F (0.6°C). Weather in March »

Weather in April

April, the same as March, is a wintry spring month in McAllister, Montana, with average temperature varying between 40.3°F (4.6°C) and 23°F (-5°C). In April, the average high-temperature slightly increases, from 33.1°F (0.6°C) in March, to a still cold 40.3°F (4.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a fresh month in McAllister, Montana, with average temperature ranging between max 52.3°F (11.3°C) and min 31.5°F (-0.3°C). In May, the average high-temperature increases, from a wintry 40.3°F (4.6°C) in April, to a fresh 52.3°F (11.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in McAllister, Montana, with average temperature ranging between max 64.2°F (17.9°C) and min 38.8°F (3.8°C). In McAllister, Montana, the average high-temperature rises, from a fresh 52.3°F (11.3°C) in May, to an enjoyable 64.2°F (17.9°C). Weather in June »

Weather in July

July is a warm summer month in McAllister, Montana, with average temperature ranging between max 74.5°F (23.6°C) and min 45.1°F (7.3°C). With an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 45.1°F (7.3°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also an agreeable month in McAllister, Montana, with average temperature fluctuating between 46°F (7.8°C) and 73°F (22.8°C). In August, the average high-temperature is essentially the same as in July - an agreeable 73°F (22.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in McAllister, Montana, with average temperature fluctuating between 63.5°F (17.5°C) and 39.9°F (4.4°C). In September, the average high-temperature decreases, from an agreeable 73°F (22.8°C) in August, to a comfortable 63.5°F (17.5°C). Weather in September »

Weather in October

October, the same as September, in McAllister, Montana, is a frosty autumn month, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 27.5°F (-2.5°C). In McAllister, Montana, the average high-temperature plummets, from an enjoyable 63.5°F (17.5°C) in September, to a chilly 45.5°F (7.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in McAllister, is another freezing cold month, with temperature in the range of an average high of 31.6°F (-0.2°C) and an average low of 16.9°F (-8.4°C). In McAllister, Montana, the average high-temperature drops, from a chilly 45.5°F (7.5°C) in October, to a freezing cold 31.6°F (-0.2°C). Weather in November »

Weather in December

December, the first month of the winter, in McAllister, is still a freezing cold month, with average temperature varying between 22.3°F (-5.4°C) and 7.7°F (-13.5°C). The coldest month is December, with an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C). Weather in December »
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FAQ

How many days does it rain in McAllister?

In McAllister, during the entire year, the rain falls for 105.7 days and collects up to 17.99" (457mm) of precipitation.

When does it snow in McAllister?

Months with snowfall are January through December.

How many days does it snow in McAllister?

In McAllister, during the entire year, snow falls for 136.1 days, and aggregates up to 86.93" (2208mm) of snow.

What is the month with the least sunshine in McAllister?

With an average of 4.7h of sunshine, January has the least sunshine of the year in McAllister.

What is the month with the lowest UV index in McAllister?

January and February, with an average maximum UV index of 1, are months with the lowest UV index.

What is the most humid month in McAllister?

February is the most humid month, with an average relative humidity of 90%.

What is the snowiest month in McAllister?

The month with the most snowfall in McAllister is April when snow falls for 19.9 days and typically aggregates up to 14.76" (375mm) of snow.

What is the wettest month in McAllister?

The month with the most rainfall in McAllister is May when the rain falls for 14.4 days and typically aggregates up to 2.36" (60mm) of precipitation.

When are the longest days in McAllister?

The month with the longest days in McAllister, Montana, is June, with an average of 15.6h of daylight.

What is the warmest month in McAllister?

The warmest month in McAllister, Montana, is July, with an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 45.1°F (7.3°C).

What month has the most sunshine in McAllister?

With an average of 11.6h of sunshine, July has the most sunshine of the year in McAllister.

When is the highest UV index in McAllister?

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

What is the least humid month in McAllister?

With an average relative humidity of 50%, August is the least humid month in McAllister.

When it does not snow in McAllister?

August is the month with the least snowfall in McAllister. Snow falls for 0.3 days and accumulates 0.08" (2mm) of snow.

What is the coldest month in McAllister?

With an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C), December is the coldest month in McAllister.

What is the driest month in McAllister?

The month with the least rainfall in McAllister, Montana, is December when the rain falls for 4.7 days and typically collects 0.75" (19mm) of precipitation.

What is the month with the shortest days in McAllister?

December has the shortest days of the year in McAllister, Montana, with an average of 8.8h of daylight.

Average temperature
McAllister, MT

Average temperature - McAllister, MT

The warmest month (with the highest average high temperature) is July (74.5°F).
The month with the lowest average high temperature is December (22.3°F).

The month with the highest average low temperature is August (46°F).
The coldest month (with the lowest average low temperature) is December (7.7°F).

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Average pressure
McAllister, MT

Average pressure - McAllister, MT

The month with the highest atmospheric pressure is January (30.22").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed
McAllister, MT

Average wind speed - McAllister, MT

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average rainfall
McAllister, MT

Average rainfall - McAllister, MT

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is December (0.75").

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Average rainfall days
McAllister, MT

Average rainfall days - McAllister, MT

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is November (2.9 days).

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Average snowfall
McAllister, MT

Average snowfall - McAllister, MT

The month with the highest snowfall is April (14.76").
The month with the least snowfall is August (0.08").

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Average snowfall days
McAllister, MT

Average snowfall days - McAllister, MT

The month with the highest number of snowfall days is April (19.9 days).
The month with the least snowfall days is August (0.3 days).

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Average daylight / Average sunshine
McAllister, MT

Average daylight / Average sunshine - McAllister, MT

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

The month with the most sunshine is July (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 4.7h).

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Average sunshine days
McAllister, MT

Average sunshine days - McAllister, MT

The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is April (6.9 days).

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Average visibility
McAllister, MT

Average visibility - McAllister, MT

Months with the highest visibility are June, July, August, September and October (6mi).
Months with the lowest visibility are January, February and December (4mi).

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