Climate and monthly weather forecast
Dunkirk, MT

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Weather in January

January, like December, is a freezing cold winter month in Dunkirk, Montana, with temperature in the range of an average low of 16°F (-8.9°C) and an average high of 28.8°F (-1.8°C). January registers an average high-temperature of a still subzero cold 28.8°F (-1.8°C), slightly varied from December's 27.7°F (-2.4°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Dunkirk, Montana, with temperature in the range of an average high of 28.9°F (-1.7°C) and an average low of 16°F (-8.9°C). Dunkirk, Montana, commences February with an average high-temperature of a still subzero cold 28.9°F (-1.7°C), maintaining a close resemblance to the previous month. Weather in February »

Weather in March

March, the first month of the spring in Dunkirk, is a wintry month, with an average temperature ranging between max 40.8°F (4.9°C) and min 25.9°F (-3.4°C). March brings a rise in Dunkirk's average high-temperature, moving from a freezing cold 28.9°F (-1.7°C) in February to a cold 40.8°F (4.9°C). Weather in March »

Weather in April

April in Dunkirk, Montana, is a fresh spring month, with an average temperature ranging between max 52.2°F (11.2°C) and min 35.6°F (2°C). April's arrival brings a change in high-temperatures, moving from a cold 40.8°F (4.9°C) in March to a fresh 52.2°F (11.2°C). Weather in April »

Weather in May

May, the last month of the spring in Dunkirk, is a refreshing month, with an average temperature varying between 62.4°F (16.9°C) and 44.4°F (6.9°C). The onset of May brings a temperature shift, with the average high-temperature moving from a fresh 52.2°F (11.2°C) in April to a refreshing 62.4°F (16.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Dunkirk, Montana, with an average temperature ranging between max 71.2°F (21.8°C) and min 50.9°F (10.5°C). As May transitions into June, Dunkirk notices a gentle rise in the average high-temperature, transitioning from a comfortable 62.4°F (16.9°C) to an agreeable 71.2°F (21.8°C). Weather in June »

Weather in July

July is a moderately hot summer month in Dunkirk, Montana, with an average temperature ranging between max 80.8°F (27.1°C) and min 57.4°F (14.1°C). Dunkirk's warmest temperatures are experienced in July, with average high temperatures of 80.8°F (27.1°C) and lows of 57.4°F (14.1°C). July's average heat index is calculated to be 80.6°F (27°C). Weather in July »

Weather in August

August, the last month of the summer in Dunkirk, is also a moderately hot month, with an average temperature fluctuating between 58.3°F (14.6°C) and 79.9°F (26.6°C). The arrival of August is marked by an average high-temperature of a still moderately hot 79.9°F (26.6°C), bearing a close resemblance to July. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Dunkirk, Montana, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 50.7°F (10.4°C). With the beginning of September, the average high-temperature shows a decrease, transitioning from a moderately hot 79.9°F (26.6°C) in August to a pleasant 68.9°F (20.5°C). Weather in September »

Weather in October

October, the same as September, is another fresh autumn month in Dunkirk, Montana, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 53.1°F (11.7°C). As October arrives, a noticeable drop in the average high-temperature is witnessed, moving from a pleasant 68.9°F (20.5°C) in September to a fresh 53.1°F (11.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Dunkirk, is also a wintry month, with an average temperature fluctuating between 39.4°F (4.1°C) and 25.2°F (-3.8°C). Dunkirk's weather in November involves a decrease in the average high-temperature, moving down from October's cool 53.1°F (11.7°C) to a cold 39.4°F (4.1°C). Weather in November »

Weather in December

December, the first month of the winter in Dunkirk, is still a freezing cold month, with temperature in the range of an average high of 27.7°F (-2.4°C) and an average low of 15.4°F (-9.2°C). December is the coldest month of the year, registering average temperatures as high as 27.7°F (-2.4°C) and as low as 15.4°F (-9.2°C). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month in Dunkirk?

With an average relative humidity of 80%, January is the most humid month in Dunkirk.

What is the driest month in Dunkirk?

The months with the least rainfall are January and December Rain falls for 3.3 days and accumulates 0.39" (10mm) of rain.

How much does it rain in Dunkirk?

In Dunkirk, during the entire year, the rain falls for 84.2 days and collects up to 9.29" (236mm) of precipitation.

When does it snow in Dunkirk?

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

How much does it snow in Dunkirk?

In Dunkirk, during the entire year, snow falls for 53.7 days and aggregates up to 20.47" (520mm) of snow.

What is the month with the least sunshine in Dunkirk?

January has the least sunshine of the year in Dunkirk, with an average of 5.4h of sunshine.

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

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Dunkirk, Montana.

When does it snow the most in Dunkirk?

The month with the most snowfall is February, when snow falls for 10.3 days and typically aggregates up to 4.17" (106mm) of snow.

When is Daylight Saving Time (DST) in Dunkirk?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Dunkirk, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Dunkirk?

June is the month with the most rainfall in Dunkirk. Rain falls for 11.8 days and accumulates 2.01" (51mm) of precipitation.

When it does not snow in Dunkirk?

June through August are months without snowfall in Dunkirk.

When are the longest days in Dunkirk?

With an average of 16h and 6min of daylight, June has the longest days of the year in Dunkirk.

What part of the year is the hottest in Dunkirk?

Dunkirk's July weather, with an average high temperature of 80.8°F (27.1°C) and an average low temperature of 57.4°F (14.1°C), tends to be the warmest of the year.

What month has the most sunshine in Dunkirk?

The month with the most sunshine in Dunkirk is July, with an average of 11.9h of sunshine.

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

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

What is the least humid month in Dunkirk?

With an average relative humidity of 40%, August is the least humid month.

What part of the year is the coldest in Dunkirk?

December, with an average high of 27.7°F (-2.4°C) and a low of 15.4°F (-9.2°C), signifies the coldest month of the year.

What is the month with the shortest days in Dunkirk?

December has the shortest days of the year, with an average of 8h and 24min of daylight.

Average temperature
Dunkirk, MT

Average temperature - Dunkirk, MT

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (27.7°F).

The month with the highest average low temperature is August (58.3°F).
The coldest month (with the lowest average low temperature) is December (15.4°F).

Average pressure
Dunkirk, MT

Average pressure - Dunkirk, MT

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed
Dunkirk, MT

Average wind speed - Dunkirk, MT

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity
Dunkirk, MT

Average humidity - Dunkirk, MT

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (40%).

Average rainfall
Dunkirk, MT

Average rainfall - Dunkirk, MT

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and December (0.39").

Average rainfall days
Dunkirk, MT

Average rainfall days - Dunkirk, MT

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is February (3.1 days).

Average snowfall
Dunkirk, MT

Average snowfall - Dunkirk, MT

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Dunkirk, MT

Average snowfall days - Dunkirk, MT

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine
Dunkirk, MT

Average daylight / Average sunshine - Dunkirk, MT

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days
Dunkirk, MT

Average sunshine days - Dunkirk, MT

The month with the most sunshine days is September (22.2 days).
The month with the least sunshine days is April (14.7 days).

Average UV index
Dunkirk, MT

Average UV index - Dunkirk, MT

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average visibility
Dunkirk, MT

Average visibility - Dunkirk, MT

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

Dunkirk, Montana, USA

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