Climate and monthly weather forecast
Gallatin Gateway, MT

Weather in January

January, the same as December, in Gallatin Gateway, Montana, is a freezing cold winter month, with an average temperature varying between 27°F (-2.8°C) and 12°F (-11.1°C). In January, the average high-temperature is relatively the same as in December - a still freezing cold 27°F (-2.8°C). Weather in January »

Weather in February

February, the last month of the winter in Gallatin Gateway, is also a subzero cold month, with an average temperature fluctuating between 11.3°F (-11.5°C) and 26.6°F (-3°C). In February, the average high-temperature is practically the same as in January - a still subzero cold 26.6°F (-3°C). Weather in February »

Weather in March

March, the first month of the spring in Gallatin Gateway, is a wintry month, with an average temperature varying between 34.9°F (1.6°C) and 19.6°F (-6.9°C). In Gallatin Gateway, the average high-temperature in March marginally rises from a subzero cold 26.6°F (-3°C) in February to a wintry 34.9°F (1.6°C). Weather in March »

Weather in April

April is a chilly spring month in Gallatin Gateway, Montana, with an average temperature ranging between max 43°F (6.1°C) and min 25.5°F (-3.6°C). In Gallatin Gateway, the average high-temperature in April slightly increases from a wintry 34.9°F (1.6°C) in March to a frosty 43°F (6.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a fresh month in Gallatin Gateway, Montana, with an average temperature varying between 33.4°F (0.8°C) and 55°F (12.8°C). In Gallatin Gateway, the average high-temperature in May rises from a chilly 43°F (6.1°C) in April to a cool 55°F (12.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Gallatin Gateway, Montana, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 66°F (18.9°C). In Gallatin Gateway, Montana, the average high-temperature in June rises from a cool 55°F (12.8°C) in May to a comfortable 66°F (18.9°C). Weather in June »

Weather in July

July is a moderately hot summer month in Gallatin Gateway, Montana, with an average temperature varying between 77°F (25°C) and 46.9°F (8.3°C). July is the warmest month, with an average high-temperature of 77°F (25°C) and an average low-temperature of 46.9°F (8.3°C). Weather in July »

Weather in August

August, the last month of the summer in Gallatin Gateway, is also a moderately hot month, with an average temperature fluctuating between 46.9°F (8.3°C) and 75.6°F (24.2°C). In Gallatin Gateway, the average high-temperature in August is relatively the same as in July - a still warm 75.6°F (24.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Gallatin Gateway, Montana, with an average temperature ranging between max 65.3°F (18.5°C) and min 40.5°F (4.7°C). In September, the average high-temperature drops from a moderately hot 75.6°F (24.2°C) in August to an enjoyable 65.3°F (18.5°C). Weather in September »

Weather in October

October, like September, is another chilly autumn month in Gallatin Gateway, Montana, with an average temperature varying between 48.4°F (9.1°C) and 29.8°F (-1.2°C). In Gallatin Gateway, the average high-temperature in October plummets from an enjoyable 65.3°F (18.5°C) in September to a frosty 48.4°F (9.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Gallatin Gateway, is also a wintry month, with an average temperature fluctuating between 19°F (-7.2°C) and 34.3°F (1.3°C). In November, the average high-temperature drops from a chilly 48.4°F (9.1°C) in October to a wintry 34.3°F (1.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Gallatin Gateway, Montana, with temperature in the range of an average high of 24.8°F (-4°C) and an average low of 10.4°F (-12°C). December is the coldest month, with an average high-temperature of 24.8°F (-4°C) and an average low-temperature of 10.4°F (-12°C). Weather in December »
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FAQ

How much does it rain in Gallatin Gateway?

Throughout the year, there are 131 rainfall days, and 23.15" (588mm) of precipitation is accumulated.

When does it snow in Gallatin Gateway?

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

How many days does it snow in Gallatin Gateway?

Throughout the year, there are 122.8 snowfall days, and 91.1" (2314mm) of snow is accumulated.

What are the months with the least sunshine in Gallatin Gateway?

January and February, with an average of 4.5h of sunshine, are months with the least sunshine.

What is the month with the lowest UV index in Gallatin Gateway?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

What is the most humid month in Gallatin Gateway?

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

What is the snowiest month in Gallatin Gateway?

February is the month with the most snowfall in Gallatin Gateway, Montana. Snow falls for 20.3 days and accumulates 15.51" (394mm) of snow.

When is Daylight Saving Time (DST) in Gallatin Gateway?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Gallatin Gateway?

May is the month with the most rainfall. Rain falls for 18.5 days and accumulates 2.83" (72mm) of precipitation.

When are the longest days in Gallatin Gateway?

The month with the longest days in Gallatin Gateway is June, with an average of 15h and 38min of daylight.

What is the warmest month in Gallatin Gateway?

July is the warmest month, with an average high-temperature of 77°F (25°C) and an average low-temperature of 46.9°F (8.3°C).

When it does not snow in Gallatin Gateway?

July and August are months without snowfall in Gallatin Gateway.

What month has the most sunshine in Gallatin Gateway?

July has the most sunshine of the year, with an average of 11.5h of sunshine.

What is the month with the highest UV index in Gallatin Gateway?

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

What is the least humid month in Gallatin Gateway?

The least humid month in Gallatin Gateway is August, with an average relative humidity of 51%.

What is the driest month in Gallatin Gateway?

The month with the least rainfall is August, when the rain falls for 12.6 days and typically collects 1.3" (33mm) of precipitation.

What is the coldest month in Gallatin Gateway?

The coldest month in Gallatin Gateway, Montana, is December, with an average high-temperature of 24.8°F (-4°C) and an average low-temperature of 10.4°F (-12°C).

What is the month with the shortest days in Gallatin Gateway?

The month with the shortest days is December, with an average of 8h and 46min of daylight.

Average temperature
Gallatin Gateway, MT

Average temperature - Gallatin Gateway, MT

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (24.8°F).

The months with the highest average low temperature are July and August (46.9°F).
The coldest month (with the lowest average low temperature) is December (10.4°F).

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Average pressure
Gallatin Gateway, MT

Average pressure - Gallatin Gateway, MT

The months with the highest atmospheric pressure are January and December (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Gallatin Gateway, MT

Average wind speed - Gallatin Gateway, MT

The windiest month (with the highest average wind speed) is January (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity
Gallatin Gateway, MT

Average humidity - Gallatin Gateway, MT

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (51%).

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Average rainfall
Gallatin Gateway, MT

Average rainfall - Gallatin Gateway, MT

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is August (1.3").

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Average rainfall days
Gallatin Gateway, MT

Average rainfall days - Gallatin Gateway, MT

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (4.4 days).

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Average snowfall
Gallatin Gateway, MT

Average snowfall - Gallatin Gateway, MT

The month with the highest snowfall is February (15.51").
The months with the least snowfall are July and August (0").

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Average snowfall days
Gallatin Gateway, MT

Average snowfall days - Gallatin Gateway, MT

The month with the highest number of snowfall days is February (20.3 days).
The month with the least snowfall days is July (0 days).

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Average daylight / Average sunshine
Gallatin Gateway, MT

Average daylight / Average sunshine - Gallatin Gateway, MT

The month with the longest days is June (Average daylight: 15h and 38min).
The month with the shortest days is December (Average daylight: 8h and 46min).

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).

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Average sunshine days
Gallatin Gateway, MT

Average sunshine days - Gallatin Gateway, MT

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (7 days).

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Average UV index
Gallatin Gateway, MT

Average UV index - Gallatin Gateway, MT

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

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Average visibility
Gallatin Gateway, MT

Average visibility - Gallatin Gateway, MT

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

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