Climate and monthly weather forecast
Powder River, WY

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Weather in January

January, like December, is another subzero cold winter month in Powder River, Wyoming, with an average temperature varying between 29.3°F (-1.5°C) and 15.3°F (-9.3°C). As Powder River steps into January, the average high-temperature is measured at a still subzero cold 29.3°F (-1.5°C), displaying minor differences from December's 28.6°F (-1.9°C). Weather in January »

Weather in February

February, the last month of the winter in Powder River, is also a subzero cold month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 16°F (-8.9°C). The shift to February signals an average high-temperature of a still freezing cold 30.9°F (-0.6°C), subtly varied from January's 29.3°F (-1.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Powder River, Wyoming, with an average temperature varying between 27.3°F (-2.6°C) and 44.2°F (6.8°C). March's arrival sees a rise in the average high-temperature, jumping from February's freezing cold 30.9°F (-0.6°C) to a chilly 44.2°F (6.8°C). Weather in March »

Weather in April

April in Powder River, Wyoming, is a fresh spring month, with an average temperature varying between 52°F (11.1°C) and 32.9°F (0.5°C). Entering April, Powder River notices a subtle temperature elevation, with the average high-temperature advancing from March's chilly 44.2°F (6.8°C) to a fresh 52°F (11.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Powder River, Wyoming, with an average temperature ranging between min 42.1°F (5.6°C) and max 62.6°F (17°C). Powder River, Wyoming, sees an increase in average high-temperatures during May, moving from a fresh 52°F (11.1°C) in April to a refreshing 62.6°F (17°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Powder River, Wyoming, with an average temperature ranging between min 53.1°F (11.7°C) and max 77.2°F (25.1°C). The onset of June brings a distinct rise in the average high-temperature, advancing from an enjoyable 62.6°F (17°C) in May to a warm 77.2°F (25.1°C). Weather in June »

Weather in July

July, like June, in Powder River, Wyoming, is a moderately hot summer month, with temperature in the range of an average low of 61.2°F (16.2°C) and an average high of 85.1°F (29.5°C). July is the month when Powder River's temperatures reach their peak, with averages of 85.1°F (29.5°C) and lows of 61.2°F (16.2°C). Weather in July »

Weather in August

August, the last month of the summer in Powder River, is another warm month, with an average temperature ranging between max 82.6°F (28.1°C) and min 59.9°F (15.5°C). Entering August, Powder River's average high-temperature reads a still moderately hot 82.6°F (28.1°C), indicating a close resemblance to the previous month's climate. Weather in August »

Weather in September

September, the first month of the autumn in Powder River, is still a warm month, with an average temperature ranging between max 73.4°F (23°C) and min 52.3°F (11.3°C). September comes with a decrease in the average high-temperature, falling from a moderately hot 82.6°F (28.1°C) in August to a still warm 73.4°F (23°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Powder River, Wyoming, with an average temperature fluctuating between 37°F (2.8°C) and 54.9°F (12.7°C). The shift from September to October brings a noticeable decrease in the average high-temperature, dropping from a moderately hot 73.4°F (23°C) to a fresh 54.9°F (12.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Powder River, is also an icy month, with an average temperature varying between 41.7°F (5.4°C) and 26.2°F (-3.2°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's cool 54.9°F (12.7°C) to a cold 41.7°F (5.4°C). Weather in November »

Weather in December

December, the first month of the winter in Powder River, is still a freezing cold month, with an average temperature ranging between max 28.6°F (-1.9°C) and min 15.1°F (-9.4°C). Temperature records mark December as the coldest month, with highs averaging 28.6°F (-1.9°C) and lows at 15.1°F (-9.4°C). Weather in December »
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Frequently asked questions

What is the most humid month in Powder River?

January is the most humid month, with an average relative humidity of 79%.

How many days does it rain in Powder River?

Throughout the year, in Powder River, Wyoming, there are 81 rainfall days, and 8.98" (228mm) of precipitation is accumulated.

When does it snow in Powder River?

January through May, September through December are months with snowfall in Powder River.

How much does it snow in Powder River?

Throughout the year, there are 62.6 snowfall days, and 31.65" (804mm) of snow is accumulated.

When is the lowest UV index in Powder River?

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

What is the month with the least sunshine in Powder River?

With an average of 6.2h of sunshine, February has the least sunshine of the year in Powder River.

What is the snowiest month in Powder River?

March is the month with the most snowfall in Powder River, Wyoming. Snow falls for 8.8 days and accumulates 5.55" (141mm) of snow.

When is Daylight Saving Time (DST) in Powder River?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Powder River, 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 Powder River?

The month with the most rainfall in Powder River is May, when the rain falls for 10.9 days and typically aggregates up to 1.34" (34mm) of precipitation.

When it does not snow in Powder River?

In Powder River, Wyoming, snow does not fall in June through August.

When are the longest days in Powder River?

June has the longest days of the year, with an average of 15h and 18min of daylight.

What is the month with the highest UV index in Powder River?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What time of the year is the hottest in Powder River?

In Powder River, July registers the highest temperatures, averaging 85.1°F (29.5°C) at the peak and 61.2°F (16.2°C) at the lowest.

What month has the most sunshine in Powder River?

With an average of 12h of sunshine, July has the most sunshine of the year in Powder River, Wyoming.

What is the least humid month in Powder River?

August is the least humid month, with an average relative humidity of 36%.

What is the driest month in Powder River?

August is the month with the least rainfall in Powder River. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.

What month is the coldest in Powder River?

With average high temperatures of 28.6°F (-1.9°C) and lows of 15.1°F (-9.4°C), December is the coldest month in Powder River.

What is the month with the shortest days in Powder River?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Powder River, Wyoming.

Average temperature
Powder River, WY

Average temperature - Powder River, WY

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (28.6°F).

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is December (15.1°F).

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Average pressure
Powder River, WY

Average pressure - Powder River, WY

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed
Powder River, WY

Average wind speed - Powder River, WY

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).

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Average humidity
Powder River, WY

Average humidity - Powder River, WY

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (36%).

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Average rainfall
Powder River, WY

Average rainfall - Powder River, WY

The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is August (0.35").

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Average rainfall days
Powder River, WY

Average rainfall days - Powder River, WY

The month with the highest number of rainy days is May (10.9 days).
The month with the least rainy days is December (3.3 days).

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Average snowfall
Powder River, WY

Average snowfall - Powder River, WY

The month with the highest snowfall is March (5.55").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Powder River, WY

Average snowfall days - Powder River, WY

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Powder River, WY

Average daylight / Average sunshine - Powder River, WY

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

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Average sunshine days
Powder River, WY

Average sunshine days - Powder River, WY

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index
Powder River, WY

Average UV index - Powder River, WY

The months with the highest UV index are June, July and August (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
Powder River, WY

Average visibility - Powder River, WY

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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Powder River, Wyoming, USA

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