Monthly weather forecast and climate
Fort Benton, MT

Weather in January

January, like December, is another subzero cold winter month in Fort Benton, Montana, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.9°F (-0.6°C). In Fort Benton, the average high-temperature is almost the same as in December - a still subzero cold 30.9°F (-0.6°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Fort Benton, Montana, with average temperature ranging between min 18.1°F (-7.7°C) and max 30.9°F (-0.6°C). In February, the average high-temperature remains equal as in January - a still subzero cold 30.9°F (-0.6°C). Weather in February »

Weather in March

March, the first month of the spring, in Fort Benton, is a cold month, with average temperature ranging between max 42.4°F (5.8°C) and min 27.3°F (-2.6°C). In Fort Benton, the average high-temperature in March increases, from a freezing cold 30.9°F (-0.6°C) in February, to a wintry 42.4°F (5.8°C). Weather in March »

Weather in April

April is a fresh spring month in Fort Benton, Montana, with average temperature ranging between min 36°F (2.2°C) and max 53.2°F (11.8°C). In April, the average high-temperature increases, from a wintry 42.4°F (5.8°C) in March, to a fresh 53.2°F (11.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Fort Benton, Montana, with average temperature fluctuating between 44.2°F (6.8°C) and 63°F (17.2°C). In May, the average high-temperature increases, from a cool 53.2°F (11.8°C) in April, to an enjoyable 63°F (17.2°C). Weather in May »

Weather in June

June, the first month of the summer, in Fort Benton, is a pleasant month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 72.1°F (22.3°C). In Fort Benton, the average high-temperature rises, from an enjoyable 63°F (17.2°C) in May, to a pleasant 72.1°F (22.3°C). Weather in June »

Weather in July

July is a moderately hot summer month in Fort Benton, Montana, with average temperature ranging between max 82.8°F (28.2°C) and min 59°F (15°C). The warmest month is July, with an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 59°F (15°C). In July, the average heat index is calculated to 82.6°F (28.1°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Fort Benton, Montana, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 81.9°F (27.7°C). In Fort Benton, Montana, the average high-temperature is essentially the same as in July - a still warm 81.9°F (27.7°C). Weather in August »

Weather in September

September, the first month of the autumn, in Fort Benton, is still a pleasant month, with average temperature fluctuating between 52.2°F (11.2°C) and 70.7°F (21.5°C). In September, the average high-temperature drops, from a moderately hot 81.9°F (27.7°C) in August, to a pleasant 70.7°F (21.5°C). Weather in September »

Weather in October

October, like September, in Fort Benton, Montana, is another fresh autumn month, with average temperature ranging between max 54.9°F (12.7°C) and min 39°F (3.9°C). In October, the average high-temperature declines considerably, from an agreeable 70.7°F (21.5°C) in September, to a cool 54.9°F (12.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Fort Benton, Montana, with average temperature ranging between min 27.7°F (-2.4°C) and max 41.4°F (5.2°C). In Fort Benton, the average high-temperature in November drops, from a cool 54.9°F (12.7°C) in October, to a cold 41.4°F (5.2°C). Weather in November »

Weather in December

December, the first month of the winter, in Fort Benton, is also a subzero cold month, with average temperature fluctuating between 18.5°F (-7.5°C) and 29.8°F (-1.2°C). With an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 18.5°F (-7.5°C), December is the coldest month. Weather in December »
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FAQ

What is the most humid month in Fort Benton?

The most humid month in Fort Benton is January, with an average relative humidity of 78%.

How much does it rain in Fort Benton?

In Fort Benton, Montana, during the entire year, the rain falls for 119.1 days and collects up to 13.43" (341mm) of precipitation.

When does it snow in Fort Benton?

Months with snowfall in Fort Benton are January through May, September through December.

How many days does it snow in Fort Benton?

In Fort Benton, Montana, during the entire year, snow falls for 58.3 days, and aggregates up to 29.37" (746mm) of snow.

What is the month with the least sunshine in Fort Benton?

Months with the least sunshine in Fort Benton are January, February and December, with an average of 5.5h of sunshine.

When is the lowest UV index in Fort Benton?

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the snowiest month in Fort Benton?

February is the month with the most snowfall in Fort Benton. Snow falls for 12.2 days and accumulates 5.51" (140mm) of snow.

What is the wettest month in Fort Benton?

The month with the most rainfall in Fort Benton, Montana, is June when the rain falls for 14.6 days and typically aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Fort Benton?

In Fort Benton, Montana, snow does not fall in June through August.

When are the longest days in Fort Benton?

With an average of 16h of daylight, June has the longest days of the year in Fort Benton, Montana.

What is the month with the highest UV index in Fort Benton?

Months with the highest UV index in Fort Benton are June and July, with an average maximum UV index of 6.

What is the warmest month in Fort Benton?

With an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 59°F (15°C), July is the warmest month.

What month has the most sunshine in Fort Benton?

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

What is the least humid month in Fort Benton?

August is the least humid month in Fort Benton, with an average relative humidity of 39%.

What is the coldest month in Fort Benton?

December is the coldest month in Fort Benton, with an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 18.5°F (-7.5°C).

What is the driest month in Fort Benton?

The month with the least rainfall in Fort Benton, Montana, is December when the rain falls for 5.8 days and typically collects 0.67" (17mm) of precipitation.

What is the month with the shortest days in Fort Benton?

The month with the shortest days is December, with an average of 8.5h of daylight.

Average temperature
Fort Benton, MT

Average temperature - Fort Benton, MT

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (29.8°F).

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (18.1°F).

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Average pressure
Fort Benton, MT

Average pressure - Fort Benton, MT

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed
Fort Benton, MT

Average wind speed - Fort Benton, MT

The windiest months (with the highest average wind speed) are January and November (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

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Average rainfall
Fort Benton, MT

Average rainfall - Fort Benton, MT

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.67").

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Average rainfall days
Fort Benton, MT

Average rainfall days - Fort Benton, MT

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall
Fort Benton, MT

Average snowfall - Fort Benton, MT

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

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Average snowfall days
Fort Benton, MT

Average snowfall days - Fort Benton, MT

The month with the highest number of snowfall days is February (12.2 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Fort Benton, MT

Average daylight / Average sunshine - Fort Benton, MT

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.5h).

The month with the most sunshine is July (Average sunshine: 12h).
Months with the least sunshine are January, February and December (Average sunshine: 5.5).

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Average sunshine days
Fort Benton, MT

Average sunshine days - Fort Benton, MT

The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index
Fort Benton, MT

Average UV index - Fort Benton, MT

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Fort Benton, MT

Average visibility - Fort Benton, MT

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

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