Climate and monthly weather forecast
Sand Coulee, MT

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Weather in January

January is an icy winter month in Sand Coulee, Montana, with temperature in the range of an average low of 19.8°F (-6.8°C) and an average high of 32.2°F (0.1°C). Sand Coulee marks the start of January with an average high-temperature of an icy 32.2°F (0.1°C), hinting at a slight fluctuation from December's 30°F (-1.1°C). Weather in January »

Weather in February

February, the last month of the winter in Sand Coulee, is also a subzero cold month, with an average temperature varying between 18.3°F (-7.6°C) and 31.6°F (-0.2°C). February records an average high-temperature of a subzero cold 31.6°F (-0.2°C), indicating a minor variation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Sand Coulee, Montana, with an average temperature ranging between max 43.3°F (6.3°C) and min 27.5°F (-2.5°C). Sand Coulee experiences a temperature shift with the start of March, with average high-temperatures moving from a subzero cold 31.6°F (-0.2°C) in February to a frosty 43.3°F (6.3°C). Weather in March »

Weather in April

April is a fresh spring month in Sand Coulee, Montana, with an average temperature varying between 34.9°F (1.6°C) and 52.3°F (11.3°C). An escalation in the average high-temperature is seen with the onset of April, moving from a frosty 43.3°F (6.3°C) in March to a cool 52.3°F (11.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Sand Coulee, Montana, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 42.6°F (5.9°C). May's arrival sees a rise in the average high-temperature, jumping from April's fresh 52.3°F (11.3°C) to a comfortable 63°F (17.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Sand Coulee, Montana, with an average temperature fluctuating between 49.6°F (9.8°C) and 72°F (22.2°C). As June arrives, a rise in the average high-temperature is observed, moving from a refreshing 63°F (17.2°C) in May to an agreeable 72°F (22.2°C). Weather in June »

Weather in July

July in Sand Coulee, Montana, is a warm summer month, with an average temperature ranging between max 82.9°F (28.3°C) and min 56.8°F (13.8°C). The highest temperatures are recorded in July, with averages reaching a high of 82.9°F (28.3°C) and a low of 56.8°F (13.8°C). In July, the heat index is calculated to be 82.4°F (28°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Sand Coulee, Montana, with an average temperature varying between 58.5°F (14.7°C) and 81.5°F (27.5°C). With August's arrival, Sand Coulee notes an average high-temperature of a still moderately hot 81.5°F (27.5°C), closely following the trend of the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Sand Coulee, Montana, with an average temperature ranging between max 70.7°F (21.5°C) and min 50.9°F (10.5°C). The start of September involves a temperature drop, moving from a moderately hot 81.5°F (27.5°C) in August to a pleasant 70.7°F (21.5°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Sand Coulee, Montana, with an average temperature fluctuating between 54.1°F (12.3°C) and 37.6°F (3.1°C). October witnesses a clear temperature decrease, falling from a pleasant 70.7°F (21.5°C) in September to a fresh 54.1°F (12.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Sand Coulee, is another cold month, with an average temperature varying between 41°F (5°C) and 27.3°F (-2.6°C). November brings a minor decrease, with the average high-temperature reducing from a fresh 54.1°F (12.3°C) in October to an icy 41°F (5°C). Weather in November »

Weather in December

December, the first month of the winter in Sand Coulee, is also a subzero cold month, with temperature in the range of an average high of 30°F (-1.1°C) and an average low of 18.5°F (-7.5°C). In Sand Coulee, the lowest average temperatures are observed in December, with a high of 30°F (-1.1°C) and a low of 18.5°F (-7.5°C). Weather in December »
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Frequently asked questions

What is the most humid month in Sand Coulee?

The most humid month in Sand Coulee, Montana, is January, with an average relative humidity of 77%.

How many days does it rain in Sand Coulee?

In Sand Coulee, during the entire year, the rain falls for 85.3 days and collects up to 9.84" (250mm) of precipitation.

When does it snow in Sand Coulee?

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

How many days does it snow in Sand Coulee?

In Sand Coulee, during the entire year, snow falls for 58.9 days and aggregates up to 28.54" (725mm) of snow.

What is the month with the least sunshine in Sand Coulee?

The months with the least sunshine in Sand Coulee, Montana, are January, February and December, with an average of 5.6h of sunshine.

What is the month with the lowest UV index in Sand Coulee?

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

When does it snow the most in Sand Coulee?

February is the month with the most snowfall. Snow falls for 12.9 days and accumulates 5.67" (144mm) of snow.

When is Daylight Saving Time (DST) in Sand Coulee?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sand Coulee, Montana, 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 rainiest month in Sand Coulee?

The month with the most rainfall is June, when the rain falls for 10.3 days and typically aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Sand Coulee?

June through August are months without snowfall.

When are the longest days in Sand Coulee?

The month with the longest days is June, with an average of 15h and 54min of daylight.

What month is the hottest in Sand Coulee?

Sand Coulee's temperatures peak on average in July, reaching 82.9°F (28.3°C) at their highest and 56.8°F (13.8°C) at their lowest.

What is the driest month in Sand Coulee?

July is the month with the least rainfall in Sand Coulee. Rain falls for 5.8 days and accumulates 0.47" (12mm) of precipitation.

What month has the most sunshine in Sand Coulee?

The month with the most sunshine is July, with an average of 12.1h of sunshine.

What is the month with the highest UV index in Sand Coulee?

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

What is the least humid month in Sand Coulee?

The least humid month in Sand Coulee, Montana, is August, with an average relative humidity of 40%.

What is the coldest time of year in Sand Coulee?

In Sand Coulee, December is the coldest month, with temperatures averaging a high of 30°F (-1.1°C) and a low of 18.5°F (-7.5°C).

What is the month with the shortest days in Sand Coulee?

The month with the shortest days in Sand Coulee, Montana, is December, with an average of 8h and 30min of daylight.

Average temperature
Sand Coulee, MT

Average temperature - Sand Coulee, MT

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (30°F).

The month with the highest average low temperature is August (58.5°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).

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Average pressure
Sand Coulee, MT

Average pressure - Sand Coulee, MT

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed
Sand Coulee, MT

Average wind speed - Sand Coulee, MT

The windiest months (with the highest average wind speed) are January and November (11.4mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average rainfall
Sand Coulee, MT

Average rainfall - Sand Coulee, MT

The wettest month (with the highest rainfall) is June (1.57").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days
Sand Coulee, MT

Average rainfall days - Sand Coulee, MT

The month with the highest number of rainy days is May (11.7 days).
The months with the least rainy days are November and December (4 days).

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Average snowfall
Sand Coulee, MT

Average snowfall - Sand Coulee, MT

The month with the highest snowfall is February (5.67").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Sand Coulee, MT

Average snowfall days - Sand Coulee, MT

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Sand Coulee, MT

Average daylight / Average sunshine - Sand Coulee, MT

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 36min).

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Average sunshine days
Sand Coulee, MT

Average sunshine days - Sand Coulee, MT

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (12.4 days).

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Average UV index
Sand Coulee, MT

Average UV index - Sand Coulee, 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).

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Average visibility
Sand Coulee, MT

Average visibility - Sand Coulee, 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).

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Sand Coulee, Montana, USA

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