Climate and monthly weather forecast
Frenchtown, MT

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Weather in January

January, like December, is a freezing cold winter month in Frenchtown, Montana, with an average temperature varying between 16.3°F and 30°F. The onset of January brings with it an average high-temperature of a still subzero cold 30°F, showing a negligible variation from the month before. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Frenchtown, Montana, with an average temperature ranging between min 16.2°F and max 30.7°F. February's average high-temperature stands at a still freezing cold 30.7°F, showing little deviation from January's 30°F. Weather in February »

Weather in March

March, the first month of the spring in Frenchtown, is an icy month, with an average temperature ranging between min 23.2°F and max 39.6°F. March's onset brings a minor rise in the average high-temperature, moving from a subzero cold 30.7°F in February to a wintry 39.6°F. Weather in March »

Weather in April

April in Frenchtown, Montana, is a chilly spring month, with an average temperature fluctuating between 27.3°F and 47.7°F. A subtle rise in the average high-temperature is observed during April, adjusting from a cold 39.6°F in March to a chilly 47.7°F. Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Frenchtown, Montana, with an average temperature fluctuating between 60.3°F and 34.2°F. May indicates a change in the average high-temperature, moving up from a frosty 47.7°F in April to a mild 60.3°F. Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Frenchtown, Montana, with an average temperature varying between 68.4°F and 40.3°F. June's arrival brings a modest temperature shift, moving from a moderate 60.3°F in May to a pleasant 68.4°F. Weather in June »

Weather in July

July is a moderately hot summer month in Frenchtown, Montana, with an average temperature fluctuating between 80.2°F and 45.9°F. Frenchtown reaches its highest average temperatures in July, measuring 80.2°F at the peak and 45.9°F at the lowest. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Frenchtown, Montana, with an average temperature varying between 79.3°F and 46.4°F. August's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 79.3°F from July's 80.2°F. Weather in August »

Weather in September

September, the first month of the autumn in Frenchtown, is still a pleasant month, with an average temperature ranging between max 68.7°F and min 40.6°F. With the onset of September, Frenchtown's average high-temperature adjusts, receding from August's moderately hot 79.3°F to an agreeable 68.7°F. Weather in September »

Weather in October

October, like September, in Frenchtown, Montana, is a cool autumn month, with an average temperature ranging between min 31.1°F and max 51.3°F. The shift into October is marked by a noticeable reduction in the average high-temperature, decreasing from September's agreeable 68.7°F to a cool 51.3°F. Weather in October »

Weather in November

November, the last month of the autumn in Frenchtown, is another cold month, with temperature in the range of an average high of 37.8°F and an average low of 22.8°F. The onset of November introduces a moderate change in Frenchtown's weather, with average high-temperatures falling from October's fresh 51.3°F to an icy 37.8°F. Weather in November »

Weather in December

December, the first month of the winter in Frenchtown, is still a freezing cold month, with an average temperature varying between 28°F and 15.3°F. Frenchtown notes the coldest temperatures in December, with a high average of 28°F and a low of 15.3°F. Weather in December »
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FAQ

What is the most humid month in Frenchtown?

The most humid month in Frenchtown is January, with an average relative humidity of 91%.

How many days does it rain in Frenchtown?

Throughout the year, there are 162.6 rainfall days, and 20.12" of precipitation is accumulated.

When does it snow in Frenchtown?

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

How many days does it snow in Frenchtown?

In Frenchtown, during the entire year, snow falls for 98.8 days and aggregates up to 55.2" of snow.

What is the month with the least sunshine in Frenchtown?

The month with the least sunshine is January, with an average of 4.7h of sunshine.

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

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

When does it snow the most in Frenchtown?

February is the month with the most snowfall. Snow falls for 19.1 days and accumulates 12.91" of snow.

When is Daylight Saving Time (DST) in Frenchtown?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Frenchtown?

April is the month with the most rainfall in Frenchtown, Montana. Rain falls for 20 days and accumulates 2.44" of precipitation.

When it does not snow in Frenchtown?

June through August are months without snowfall in Frenchtown.

When are the longest days in Frenchtown?

June has the longest days of the year in Frenchtown, Montana, with an average of 15h and 48min of daylight.

What month is the hottest in Frenchtown?

The warmest time of the year in Frenchtown, Montana, is July, with temperatures averaging a high of 80.2°F and a low of 45.9°F.

What is the least humid month in Frenchtown?

The months with the lowest humidity are July and August, with an average relative humidity of 51%.

What is the driest month in Frenchtown?

July is the month with the least rainfall in Frenchtown. Rain falls for 8.4 days and accumulates 0.63" of precipitation.

What month has the most sunshine in Frenchtown?

July has the most sunshine of the year in Frenchtown, with an average of 11.7h of sunshine.

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

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

What is the coldest time of year in Frenchtown?

The coldest temperatures occur during December, when averages reach a peak of 28°F and a low of 15.3°F.

What is the month with the shortest days in Frenchtown?

The month with the shortest days in Frenchtown is December, with an average of 8h and 36min of daylight.

Average temperature
Frenchtown, MT

Average temperature - Frenchtown, MT

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (28°F).

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is December (15.3°F).

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Average pressure
Frenchtown, MT

Average pressure - Frenchtown, MT

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Frenchtown, MT

Average wind speed - Frenchtown, MT

The windiest month (with the highest average wind speed) is April (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity
Frenchtown, MT

Average humidity - Frenchtown, MT

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (51%).

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Average rainfall
Frenchtown, MT

Average rainfall - Frenchtown, MT

The wettest month (with the highest rainfall) is April (2.44").
The driest month (with the least rainfall) is July (0.63").

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Average rainfall days
Frenchtown, MT

Average rainfall days - Frenchtown, MT

The month with the highest number of rainy days is April (20 days).
The months with the least rainy days are July and August (8.4 days).

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Average snowfall
Frenchtown, MT

Average snowfall - Frenchtown, MT

The month with the highest snowfall is February (12.91").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Frenchtown, MT

Average snowfall days - Frenchtown, MT

The month with the highest number of snowfall days is February (19.1 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Frenchtown, MT

Average daylight / Average sunshine - Frenchtown, MT

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days
Frenchtown, MT

Average sunshine days - Frenchtown, MT

The month with the most sunshine days is July (20.3 days).
The month with the least sunshine days is March (6.6 days).

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Average UV index
Frenchtown, MT

Average UV index - Frenchtown, MT

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average visibility
Frenchtown, MT

Average visibility - Frenchtown, MT

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

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Frenchtown, Montana, USA

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