Climate and monthly weather forecast
Gallatin Gateway, MT

Weather in January

January, the same as December, in Gallatin Gateway, Montana, is another subzero 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 essentially the same as in December - a still subzero cold 27°F (-2.8°C). Weather in January »

Weather in February

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

Weather in March

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

Weather in April

April in Gallatin Gateway, Montana, is a frosty spring month, with an average temperature fluctuating between 25.5°F (-3.6°C) and 43°F (6.1°C). In Gallatin Gateway, the average high-temperature in April marginally rises 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

May, the last month of the spring in Gallatin Gateway, is a cool month, with an average temperature fluctuating between 33.4°F (0.8°C) and 55°F (12.8°C). In Gallatin Gateway, Montana, the average high-temperature in May increases 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 an average temperature fluctuating between 40.5°F (4.7°C) and 66°F (18.9°C). In Gallatin Gateway, the average high-temperature in June increases from a fresh 55°F (12.8°C) in May to an enjoyable 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 ranging between min 46.9°F (8.3°C) and max 77°F (25°C). The warmest month is July, 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 another warm month, with an average temperature fluctuating between 75.6°F (24.2°C) and 46.9°F (8.3°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 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 temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 65.3°F (18.5°C). In September, the average high-temperature drops from a warm 75.6°F (24.2°C) in August to a comfortable 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 ranging between max 48.4°F (9.1°C) and min 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 another cold month, with an average temperature fluctuating between 34.3°F (1.3°C) and 19°F (-7.2°C). In Gallatin Gateway, the average high-temperature in November decreases from a chilly 48.4°F (9.1°C) in October to a cold 34.3°F (1.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Gallatin Gateway, Montana, with an average temperature ranging between min 10.4°F (-12°C) and max 24.8°F (-4°C). The coldest month is December, 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 many days does it rain in Gallatin Gateway?

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

When does it snow in Gallatin Gateway?

January through June, September through December are months with snowfall in Gallatin Gateway, Montana.

How many days does it snow in Gallatin Gateway?

In Gallatin Gateway, Montana, during the entire year, snow falls for 122.8 days and aggregates up to 91.1" (2314mm) of snow.

What is the month with the least sunshine in Gallatin Gateway?

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

What are the months with the lowest UV index in Gallatin Gateway?

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

What is the most humid month in Gallatin Gateway?

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

When does it snow the most in Gallatin Gateway?

The month with the most snowfall is February, when snow falls for 20.3 days and typically aggregates up to 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 rainiest month in Gallatin Gateway?

The month with the most rainfall in Gallatin Gateway is May, when the rain falls for 18.5 days and typically aggregates up to 2.83" (72mm) of precipitation.

When are the longest days in Gallatin Gateway?

June has the longest days of the year in Gallatin Gateway, with an average of 15h and 38min of daylight.

What is the warmest month in Gallatin Gateway?

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

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 in Gallatin Gateway, Montana, with an average of 11.5h of sunshine.

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

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

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?

August is the month with the least rainfall in Gallatin Gateway, Montana. Rain falls for 12.6 days and accumulates 1.3" (33mm) of precipitation.

What is the coldest month in Gallatin Gateway?

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

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

December has the shortest days of the year, 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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