Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
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. Powder River anticipates a pronounced temperature drop from daily highs during the nights of August, with an average low of 59.9°F (15.5°C).Humidity
With an average relative humidity of 36%, August is the least humid month.Rainfall
August is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.Snowfall
In Powder River, snow does not fall in June through August.Daylight
The average length of the day in August is 13h and 53min.On the first day of the month, sunrise is at 5:59 am and sunset at 8:28 pm. On the last day of August, sunrise is at 6:32 am and sunset at 7:43 pm MDT.
Sunshine
The average sunshine in August in Powder River is 11.9h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In August, the UV index of 6 transforms into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in August?
What is the least humid month in Powder River?
What is the average humidity in August?
What is the driest month?
How many days does it rain in August?
When it does not snow?
Does it snow in August?
How many hours of daylight does Powder River have in August?
What time are sunrise and sunset in August?
How many hours of sunshine does Powder River have in August?
When is the highest UV index?
How high is the UV index in August?
Average temperature in August
Powder River, WY
- Average high temperature in August: 82.6°F
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).
- Average low temperature in August: 59.9°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 in August
Powder River, WY
- Average pressure in August: 29.93"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 in August
Powder River, WY
- Average wind speed in August: 8.4mph
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 in August
Powder River, WY
- Average humidity in August: 36%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (36%).
Average rainfall in August
Powder River, WY
- Average rainfall in August: 0.35"
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 in August
Powder River, WY
- Average rainfall days in August: 6.6 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 in August
Powder River, WY
- Average snowfall in August: 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 in August
Powder River, WY
- Average snowfall days in August: 0 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 in August /
Average sunshine in August
Powder River, WY
- Average daylight in August: 13h and 5min
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 August: 11h and 5min
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 in August
Powder River, WY
- Average sunshine days in August: 20.3 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 in August
Powder River, WY
- Average UV index in August: 6
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 in August
Powder River, WY
- Average cloud cover in August: 13
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 in August
Powder River, WY
- Average visibility in August: 6mi
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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