August weather forecast
Powell, WY

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Weather in August

August in Powell, Wyoming, holds on to the summer vibes, even though it is preparing to give its reign over to the ensuing fall season. Here, the summer's classic imprint of low precipitation continues, hardly measuring up to reach 0.63". Upcoming September continues to ride the summer wave, but starts to show subtle hints of the upcoming autumnal chill. As opposed to July, there is a negligible change in weather conditions, making August another prime time for partaking in a plethora of water-based activities.

Temperature

The transition into August reveals an average high-temperature of a still moderately hot 81.3°F, mirroring a close resemblance to July. Powell registers a pronounced decline from daytime peak temperatures, averaging a mild 59.4°F lows in August.

Humidity

The months with the lowest humidity in Powell are July and August, with an average relative humidity of 37%.

Rainfall

In August, the rain falls for 9.2 days. Throughout August, 0.63" of precipitation is accumulated. Throughout the year, there are 105.7 rainfall days, and 8.19" of precipitation is accumulated.

Snowfall

July and August are months without snowfall in Powell.

Daylight

In August, the average length of the day in Powell is 14h and 0min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:41 pm. On the last day of August, in Powell, sunrise is at 6:36 am and sunset at 7:54 pm MDT.

Sunshine

The average sunshine in August is 11.8h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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FAQ

What are August temperatures in Powell?

The average high-temperature and low-temperature in Powell, Wyoming, during August are 81.3°F and 59.4°F respectively.

What are the least humid months in Powell?

The months with the lowest humidity in Powell are July and August, with an average relative humidity of 37%.

What is the average humidity in August in Powell?

In Powell, the average relative humidity in August is 37%.

How much does it rain in Powell in August?

In Powell, Wyoming, in August, during 9.2 rainfall days, 0.63" of precipitation is typically accumulated.

When it does not snow in Powell?

In Powell, snow does not fall in July and August.

Does it snow in Powell in August?

In Powell, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Powell have in August?

In Powell, Wyoming, the average day length in August is 14h and 0min.

What time are sunrise and sunset in August in Powell?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 8:41 pm. On the last day of the month, in Powell, sunrise is at 6:36 am and sunset at 7:54 pm MDT.

How long on average sun shines in August in Powell?

In August, the average sunshine duration in Powell, Wyoming, is 11.8h.

How high is the UV index in August in Powell?

In Powell, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
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

Average temperature in August
Powell, WY

Average temperature in August - Powell, WY
  • Average high temperature in August: 81.3°F

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).

  • Average low temperature in August: 59.4°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 in August
Powell, WY

Average pressure in August - Powell, WY
  • Average pressure in August: 29.95"Hg

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 in August
Powell, WY

Average wind speed in August - Powell, WY
  • Average wind speed in August: 6.2mph

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 in August
Powell, WY

Average humidity in August - Powell, WY
  • Average humidity in August: 37%

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 in August
Powell, WY

Average rainfall in August - Powell, WY
  • Average rainfall in August: 0.63"

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 in August
Powell, WY

Average rainfall days in August - Powell, WY
  • Average rainfall days in August: 9.2 days

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 in August
Powell, WY

Average snowfall in August - Powell, WY
  • Average snowfall in August: 0"

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 in August
Powell, WY

Average snowfall days in August - Powell, WY
  • Average snowfall days in August: 0 days

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 in August /
Average sunshine in August
Powell, WY

Average daylight in August / Average sunshine in August - Powell, WY
  • Average daylight in August: 14h and 0min

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

  • Average sunshine in August: 11h and 5min

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 in August
Powell, WY

Average sunshine days in August - Powell, WY
  • Average sunshine days in August: 14.9 days

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 in August
Powell, WY

Average UV index in August - Powell, WY
  • Average UV index in August: 5

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 cloud cover in August
Powell, WY

Average cloud cover in August - Powell, WY
  • Average cloud cover in August: 14

The month with the most cloud cover is February (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 13).

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Average visibility in August
Powell, WY

Average visibility in August - Powell, 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).

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Powell, Wyoming, USA

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