Climate and monthly weather forecast
Thief River Falls, MN

Weather in January

January, the same as December, is another frigid cold winter month in Thief River Falls, Minnesota, with temperature in the range of an average low of 0°F (-17.8°C) and an average high of 13.8°F (-10.1°C). With an average high-temperature of 13.8°F (-10.1°C) and an average low-temperature of 0°F (-17.8°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a freezing cold month in Thief River Falls, Minnesota, with an average temperature ranging between min 2.1°F (-16.6°C) and max 17.1°F (-8.3°C). In February, the average high-temperature is relatively the same as in January - a freezing cold 17.1°F (-8.3°C). Weather in February »

Weather in March

March, the first month of the spring in Thief River Falls, is a cold month, with an average temperature varying between 32.2°F (0.1°C) and 18.3°F (-7.6°C). In March, the average high-temperature increases considerably from a freezing cold 17.1°F (-8.3°C) in February to a wintry 32.2°F (0.1°C). Weather in March »

Weather in April

April is a frosty spring month in Thief River Falls, Minnesota, with temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 32.7°F (0.4°C). In April, the average high-temperature significantly increases from a cold 32.2°F (0.1°C) in March to a chilly 48.7°F (9.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Thief River Falls, Minnesota, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 63.3°F (17.4°C). In May, the average high-temperature soars, from a chilly 48.7°F (9.3°C) in April, to a comfortable 63.3°F (17.4°C). Weather in May »

Weather in June

June, the first month of the summer in Thief River Falls, is an agreeable month, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 72°F (22.2°C). In Thief River Falls, the average high-temperature in June marginally rises from a comfortable 63.3°F (17.4°C) in May to a pleasant 72°F (22.2°C). Weather in June »

Weather in July

July is a warm summer month in Thief River Falls, Minnesota, with an average temperature varying between 78.4°F (25.8°C) and 58.8°F (14.9°C). July and August, with an average high-temperature of 78.4°F (25.8°C), are the warmest months. Weather in July »

Weather in August

August, the last month of the summer in Thief River Falls, is another warm month, with an average temperature varying between 78.4°F (25.8°C) and 57.7°F (14.3°C). July and August, with an average high-temperature of 78.4°F (25.8°C), are the warmest months. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Thief River Falls, Minnesota, with an average temperature fluctuating between 68.9°F (20.5°C) and 49.8°F (9.9°C). In Thief River Falls, the average high-temperature in September decreases from a warm 78.4°F (25.8°C) in August to a pleasant 68.9°F (20.5°C). Weather in September »

Weather in October

October, like September, in Thief River Falls, Minnesota, is another fresh autumn month, with an average temperature fluctuating between 50.9°F (10.5°C) and 38.3°F (3.5°C). In Thief River Falls, the average high-temperature in October plummets from an agreeable 68.9°F (20.5°C) in September to a fresh 50.9°F (10.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Thief River Falls, Minnesota, with an average temperature fluctuating between 23.4°F (-4.8°C) and 34.3°F (1.3°C). In November, the average high-temperature plummets from a cool 50.9°F (10.5°C) in October to a wintry 34.3°F (1.3°C). Weather in November »

Weather in December

December, the first month of the winter in Thief River Falls, is still a freezing cold month, with temperature in the range of an average high of 18.5°F (-7.5°C) and an average low of 7.5°F (-13.6°C). In Thief River Falls, the average high-temperature in December plummets from a wintry 34.3°F (1.3°C) in November to a subzero cold 18.5°F (-7.5°C). Weather in December »
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FAQ

What is the coldest month in Thief River Falls?

January is the coldest month in Thief River Falls, with an average high-temperature of 13.8°F (-10.1°C) and an average low-temperature of -0°F (-17.8°C).

What is the most humid month in Thief River Falls?

January and February, with an average relative humidity of 93%, are most humid months in Thief River Falls.

What is the driest month in Thief River Falls?

January and February are months with the least rain when the rain falls for 1.9 days and typically aggregates up to 0.63" (16mm) of rain.

How many days does it rain in Thief River Falls?

Throughout the year, there are 104.3 rainfall days, and 18.39" (467mm) of precipitation is accumulated.

When does it snow in Thief River Falls?

Months with snowfall in Thief River Falls, Minnesota, are January through May, October through December.

How many days does it snow in Thief River Falls?

Throughout the year, in Thief River Falls, Minnesota, there are 81.1 snowfall days, and 25.08" (637mm) of snow is accumulated.

What is the month with the least sunshine in Thief River Falls?

The month with the least sunshine in Thief River Falls is January, with an average of 2.3h of sunshine.

When is the lowest UV index in Thief River Falls?

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

When is Daylight Saving Time (DST) in Thief River Falls?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Thief River Falls, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the least humid month in Thief River Falls?

May and August, with an average relative humidity of 66%, are the least humid months.

What is the wettest month in Thief River Falls?

June is the month with the most rainfall. Rain falls for 16.3 days and accumulates 3.15" (80mm) of precipitation.

When it does not snow in Thief River Falls?

June through September are months without snowfall in Thief River Falls.

When are the longest days in Thief River Falls?

The month with the longest days in Thief River Falls, Minnesota, is June, with an average of 16h and 0min of daylight.

What is the warmest month in Thief River Falls?

Warmest months are July and August, with an average high-temperature of 78.4°F (25.8°C).

What month has the most sunshine in Thief River Falls?

With an average of 10.6h of sunshine, July has the most sunshine of the year.

What is the month with the highest UV index in Thief River Falls?

With an average maximum UV index of 6, July is the month with the highest UV index.

When does it snow the most in Thief River Falls?

The month with the most snowfall is December, when snow falls for 16.2 days and typically aggregates up to 5.24" (133mm) of snow.

What is the month with the shortest days in Thief River Falls?

The month with the shortest days is December, with an average of 8h and 26min of daylight.

Average temperature
Thief River Falls, MN

Average temperature - Thief River Falls, MN

The warmest months (with the highest average high temperature) are July and August (78.4°F).
The month with the lowest average high temperature is January (13.8°F).

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (0°F).

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Average pressure
Thief River Falls, MN

Average pressure - Thief River Falls, MN

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed
Thief River Falls, MN

Average wind speed - Thief River Falls, MN

The windiest month (with the highest average wind speed) is October (10.1mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

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Average humidity
Thief River Falls, MN

Average humidity - Thief River Falls, MN

The months with the highest relative humidity are January and February (93%).
The months with the lowest relative humidity are May and August (66%).

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Average rainfall
Thief River Falls, MN

Average rainfall - Thief River Falls, MN

The wettest month (with the highest rainfall) is June (3.15").
The driest months (with the least rainfall) are January and February (0.63").

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Average rainfall days
Thief River Falls, MN

Average rainfall days - Thief River Falls, MN

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (1.9 days).

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Average snowfall
Thief River Falls, MN

Average snowfall - Thief River Falls, MN

The month with the highest snowfall is December (5.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Thief River Falls, MN

Average snowfall days - Thief River Falls, MN

The month with the highest number of snowfall days is December (16.2 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Thief River Falls, MN

Average daylight / Average sunshine - Thief River Falls, MN

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 26min).

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

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Average sunshine days
Thief River Falls, MN

Average sunshine days - Thief River Falls, MN

The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index
Thief River Falls, MN

Average UV index - Thief River Falls, MN

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
Thief River Falls, MN

Average visibility - Thief River Falls, MN

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

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