Climate and monthly weather forecast
Powell, WY

Weather in January

January, like December, is another subzero cold winter month in Powell, Wyoming, with an average temperature varying between 30.9°F (-0.6°C) and 16.5°F (-8.6°C). In Powell, the average high-temperature in January is practically the same as in December - a still freezing cold 30.9°F (-0.6°C). Weather in January »

Weather in February

February, the last month of the winter in Powell, is another freezing cold month, with an average temperature fluctuating between 16°F (-8.9°C) and 31.3°F (-0.4°C). In Powell, the average high-temperature in February is practically the same as in January - a still subzero cold 31.3°F (-0.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Powell, Wyoming, with temperature in the range of an average low of 28.2°F (-2.1°C) and an average high of 43.9°F (6.6°C). In March, the average high-temperature increases from a subzero cold 31.3°F (-0.4°C) in February to a frosty 43.9°F (6.6°C). Weather in March »

Weather in April

April in Powell, Wyoming, is a cool spring month, with an average temperature varying between 34.3°F (1.3°C) and 52.3°F (11.3°C). In April, the average high-temperature marginally rises from a chilly 43.9°F (6.6°C) in March to a fresh 52.3°F (11.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Powell, Wyoming, with an average temperature ranging between min 44.2°F (6.8°C) and max 62.8°F (17.1°C). In Powell, the average high-temperature in May increases from a fresh 52.3°F (11.3°C) in April to an enjoyable 62.8°F (17.1°C). Weather in May »

Weather in June

June, the first month of the summer in Powell, is a moderately hot month, with an average temperature varying between 75°F (23.9°C) and 54°F (12.2°C). In Powell, the average high-temperature in June rises from an enjoyable 62.8°F (17.1°C) in May to a warm 75°F (23.9°C). Weather in June »

Weather in July

July, like June, in Powell, Wyoming, is another warm summer month, with an average temperature ranging between max 83.8°F (28.8°C) and min 60.4°F (15.8°C). July is the warmest month, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 60.4°F (15.8°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Powell, Wyoming, with an average temperature ranging between max 81.3°F (27.4°C) and min 59.4°F (15.2°C). In Powell, the average high-temperature in August is relatively the same as in July - a still warm 81.3°F (27.4°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Powell, Wyoming, with an average temperature ranging between max 72.1°F (22.3°C) and min 51.1°F (10.6°C). In Powell, the average high-temperature in September decreases from a moderately hot 81.3°F (27.4°C) in August to an agreeable 72.1°F (22.3°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Powell, Wyoming, with an average temperature ranging between max 54.9°F (12.7°C) and min 37.9°F (3.3°C). In Powell, the average high-temperature in October declines considerably from a pleasant 72.1°F (22.3°C) in September to a fresh 54.9°F (12.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Powell, is another cold month, with an average temperature fluctuating between 41°F (5°C) and 26.1°F (-3.3°C). In November, the average high-temperature decreases from a fresh 54.9°F (12.7°C) in October to a cold 41°F (5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Powell, Wyoming, with an average temperature varying between 29.7°F (-1.3°C) and 15.6°F (-9.1°C). December is the coldest month, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 15.6°F (-9.1°C). Weather in December »
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FAQ

What is the most humid month in Powell?

January is the most humid month in Powell, Wyoming, with an average relative humidity of 76%.

What is the driest month in Powell?

January is the month with the least rainfall in Powell. Rain falls for 5.8 days and accumulates 0.31" (8mm) of precipitation.

How much does it rain in Powell?

In Powell, Wyoming, during the entire year, the rain falls for 105.7 days and collects up to 8.19" (208mm) of precipitation.

When does it snow in Powell?

Months with snowfall are January through June, September through December.

How much does it snow in Powell?

Throughout the year, there are 52.1 snowfall days, and 16.97" (431mm) of snow is accumulated.

What is the month with the least sunshine in Powell?

January, February and December, with an average of 6.7h of sunshine, are months with the least sunshine in Powell.

When is the lowest UV index in Powell?

The months with the lowest UV index in Powell are January through March, November and December, with an average maximum UV index of 2.

What is the snowiest month in Powell?

The month with the most snowfall is February, when snow falls for 11 days and typically aggregates up to 3.9" (99mm) of snow.

When is Daylight Saving Time (DST) in Powell?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Powell, Wyoming, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the rainiest month in Powell?

The month with the most rainfall in Powell, Wyoming, is May, when the rain falls for 15.4 days and typically aggregates up to 1.5" (38mm) of precipitation.

When are the longest days in Powell?

With an average of 15h and 32min of daylight, June has the longest days of the year in Powell.

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

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in Powell?

July is the warmest month, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 60.4°F (15.8°C).

What are the least humid months in Powell?

July and August, with an average relative humidity of 37%, are the least humid months.

When it does not snow in Powell?

July and August are months without snowfall in Powell.

What month has the most sunshine in Powell?

With an average of 12.1h of sunshine, July has the most sunshine of the year.

What is the coldest month in Powell?

With an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 15.6°F (-9.1°C), December is the coldest month in Powell, Wyoming.

What is the month with the shortest days in Powell?

The month with the shortest days is December, with an average of 8h and 52min of daylight.

Average temperature
Powell, WY

Average temperature - Powell, WY

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (29.7°F).

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (15.6°F).

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Average pressure
Powell, WY

Average pressure - Powell, WY

The months with the highest atmospheric pressure are January and December (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Powell, WY

Average wind speed - Powell, WY

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity
Powell, WY

Average humidity - Powell, WY

The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (37%).

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Average rainfall
Powell, WY

Average rainfall - Powell, WY

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is January (0.31").

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Average rainfall days
Powell, WY

Average rainfall days - Powell, WY

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is December (4.9 days).

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Average snowfall
Powell, WY

Average snowfall - Powell, WY

The month with the highest snowfall is February (3.9").
The months with the least snowfall are July and August (0").

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Average snowfall days
Powell, WY

Average snowfall days - Powell, WY

The month with the highest number of snowfall days is February (11 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Powell, WY

Average daylight / Average sunshine - Powell, WY

The month with the longest days is June (Average daylight: 15h and 32min).
The month with the shortest days is December (Average daylight: 8h and 52min).

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: 6h and 42min).

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Average sunshine days
Powell, WY

Average sunshine days - Powell, WY

The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index
Powell, WY

Average UV index - Powell, WY

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

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Average visibility
Powell, WY

Average visibility - Powell, 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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