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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is another subzero cold winter month in Powder River, Wyoming, with an average temperature ranging between min 15.3°F (-9.3°C) and max 29.3°F (-1.5°C). The arrival of January is marked by an average high-temperature of a still freezing cold 29.3°F (-1.5°C), bearing a close resemblance to December. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Powder River, Wyoming, with an average temperature fluctuating between 30.9°F (-0.6°C) and 16°F (-8.9°C). The arrival of February brings an average high-temperature of a still freezing cold 30.9°F (-0.6°C), nearly identical to 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 temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 44.2°F (6.8°C). March brings a rise in the average high-temperature, transitioning from February's subzero 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 cool spring month, with an average temperature fluctuating between 32.9°F (0.5°C) and 52°F (11.1°C). The onset of April marks a slight increase in the average high-temperature, moving from a frosty 44.2°F (6.8°C) in March to a cool 52°F (11.1°C). Weather in April »
Weather in May
May, the last month of the spring in Powder River, is a refreshing month, with an average temperature varying between 62.6°F (17°C) and 42.1°F (5.6°C). Noticing a change, the average high-temperature during May moves from April's fresh 52°F (11.1°C) to an enjoyable 62.6°F (17°C). Weather in May »
Weather in June
June, the first month of the summer in Powder River, is a warm month, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 53.1°F (11.7°C). In June, the average high-temperature increases considerably from a comfortable 62.6°F (17°C) in May to a warm 77.2°F (25.1°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Powder River, Wyoming, 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). Powder River's July weather, marked by an average high temperature of 85.1°F (29.5°C) and an average low temperature of 61.2°F (16.2°C), is the warmest in the year. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Powder River, Wyoming, with an average temperature varying between 59.9°F (15.5°C) and 82.6°F (28.1°C). An average high-temperature of a still warm 82.6°F (28.1°C) marks August, exhibiting a close resemblance to the conditions in July. Weather in August »
Weather in September
September, the first month of the autumn in Powder River, is still a warm month, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 52.3°F (11.3°C). The start of September comes with a reduction in the average high-temperature, receding from a warm 82.6°F (28.1°C) in August to a still moderately hot 73.4°F (23°C). Weather in September »
Weather in October
October, like September, in Powder River, Wyoming, is another fresh autumn month, with an average temperature ranging between min 37°F (2.8°C) and max 54.9°F (12.7°C). The arrival of October is marked by a notable decrease in high-temperatures, falling from a moderately hot 73.4°F (23°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 Powder River, is another cold month, with an average temperature ranging between max 41.7°F (5.4°C) and min 26.2°F (-3.2°C). Transition from October to November is accompanied by a temperature drop, with average high-temperatures decreasing from a cool 54.9°F (12.7°C) to a wintry 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 fluctuating between 28.6°F (-1.9°C) and 15.1°F (-9.4°C). The coldest temperatures occur during December, when averages reach a peak of 28.6°F (-1.9°C) and a low of 15.1°F (-9.4°C). Weather in December »
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Powder River?
The most humid month is January, with an average relative humidity of 79%.
How many days does it rain?
Throughout the year, there are 81 rainfall days, and 8.98" (228mm) of precipitation is accumulated.
When does it snow?
January through May, September through December are months with snowfall in Powder River, Wyoming.
How many days does it snow?
Throughout the year, there are 62.6 snowfall days, and 31.65" (804mm) of snow is accumulated.
What are the months with the lowest UV index?
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?
February has the least sunshine of the year, with an average of 6.2h of sunshine.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 8.8 days and typically aggregates up to 5.55" (141mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?
May is the month with the most rainfall. Rain falls for 10.9 days and accumulates 1.34" (34mm) of precipitation.
When it does not snow?
June through August are months without snowfall in Powder River.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the warmest month in Powder River?
With its average high temperature of 85.1°F (29.5°C) and a low of 61.2°F (16.2°C), July is regarded as the warmest month.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 12h of sunshine.
What is the least humid month?
August is the least humid month, with an average relative humidity of 36%.
What is the driest month?
August is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.
What are the coldest months?
December, with its high-temperature average of 28.6°F (-1.9°C) and a low-temperature average of 15.1°F (-9.4°C), is the coldest month.
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year.
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).
Average pressure
Powder River, WY
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
29.98"Hg - Average pressure in April:
29.9"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.16"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed
Powder River, WY
- Average wind speed in January:
11.9mph - Average wind speed in February:
11.1mph - Average wind speed in March:
10.9mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.8mph - Average wind speed in June:
9.7mph
- Average wind speed in July:
8.5mph - Average wind speed in August:
8.4mph - Average wind speed in September:
9.3mph - Average wind speed in October:
10.5mph - Average wind speed in November:
11.1mph - Average wind speed in December:
11.6mph
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).
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%).
Average rainfall
Powder River, WY
- Average rainfall in January:
0.55" - Average rainfall in February:
0.67" - Average rainfall in March:
0.98" - Average rainfall in April:
1.18" - Average rainfall in May:
1.34" - Average rainfall in June:
0.75"
- Average rainfall in July:
0.55" - Average rainfall in August:
0.35" - Average rainfall in September:
0.39" - Average rainfall in October:
0.83" - Average rainfall in November:
0.75" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is August (0.35").
Average rainfall days
Powder River, WY
- Average rainfall days in January:
3.4 days - Average rainfall days in February:
5.4 days - Average rainfall days in March:
7 days - Average rainfall days in April:
10.2 days - Average rainfall days in May:
10.9 days - Average rainfall days in June:
8.3 days
- Average rainfall days in July:
8.1 days - Average rainfall days in August:
6.6 days - Average rainfall days in September:
6.6 days - Average rainfall days in October:
6.3 days - Average rainfall days in November:
4.9 days - Average rainfall days in December:
3.3 days
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).
Average snowfall
Powder River, WY
- Average snowfall in January:
3.82" - Average snowfall in February:
4.17" - Average snowfall in March:
5.55" - Average snowfall in April:
3.86" - Average snowfall in May:
2.4" - Average snowfall in June:
0"
The month with the highest snowfall is March (5.55").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Powder River, WY
- Average snowfall days in January:
9.8 days - Average snowfall days in February:
11.3 days - Average snowfall days in March:
8.8 days - Average snowfall days in April:
7.1 days - Average snowfall days in May:
2.3 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.2 days - Average snowfall days in October:
5.1 days - Average snowfall days in November:
8.2 days - Average snowfall days in December:
9.8 days
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).
Average daylight / Average sunshine
Powder River, WY
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 1min
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).
- Average sunshine in January:
6h and 4min - Average sunshine in February:
6h and 1min - Average sunshine in March:
8h and 5min - Average sunshine in April:
10h and 1min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 0min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 5min - Average sunshine in December:
6h and 3min
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).
Average sunshine days
Powder River, WY
- Average sunshine days in January:
20 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
18.1 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
15.9 days - Average sunshine days in June:
19.3 days
- Average sunshine days in July:
18.5 days - Average sunshine days in August:
20.3 days - Average sunshine days in September:
20.1 days - Average sunshine days in October:
20.2 days - Average sunshine days in November:
19.7 days - Average sunshine days in December:
19.9 days
The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is April (13.6 days).
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).
Average cloud cover
Powder River, WY
The month with the most cloud cover is February (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 13).
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).
Powder River, Wyoming, USA
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