August weather forecast
Upton, WY

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Weather in August

The last month of the summer, August, is another warm month in Upton, Wyoming, with an average temperature fluctuating between 55.8°F (13.2°C) and 77.2°F (25.1°C).

Temperature

At the start of August, Upton's average high-temperature reaches a still moderately hot 77.2°F (25.1°C), subtly different from the preceding month. The average temperature drops to a refreshing 55.8°F (13.2°C) during the night in the month of August.

Humidity

With an average relative humidity of 53%, August is the least humid month in Upton.

Rainfall

In August, the rain falls for 16.5 days. Throughout August, 2.6" (66mm) of precipitation is accumulated. Throughout the year, in Upton, there are 123.2 rainfall days, and 19.37" (492mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Upton, Wyoming, is 13h and 58min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:22 pm. On the last day of August, sunrise is at 6:21 am and sunset at 7:35 pm MDT.

Sunshine

With an average of 11.8h of sunshine, August has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 5 suggests these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What is the temperature in August in Upton?

In Upton, 77.2°F (25.1°C) is the average high-temperature and 55.8°F (13.2°C) is the average low-temperature during August.

What is the least humid month in Upton?

The least humid month in Upton is August, with an average relative humidity of 53%.

What is the average humidity in August in Upton?

In August, the average relative humidity is 53%.

How many days does it rain in August in Upton?

In Upton, in August, it is raining for 16.5 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow in Upton?

In Upton, Wyoming, snow does not fall in July and August.

Does it snow in Upton in August?

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

What is the average length of the day in August in Upton?

In August, the average day length is 13h and 58min.

What time are sunrise and sunset in August in Upton?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:22 pm. On the last day of the month, in Upton, Wyoming, sunrise is at 6:21 am and sunset at 7:35 pm MDT.

What month has the most sunshine in Upton?

With an average of 11.8h of sunshine, August has the most sunshine of the year in Upton.

How long on average sun shines in August in Upton?

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

What are the months with the highest UV index in Upton?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index reading in August in Upton?

The average daily maximum UV index in August in Upton, Wyoming, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
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
Upton, WY

Average temperature in August - Upton, WY
  • Average high temperature in August: 77.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.2°F).

  • Average low temperature in August: 55.8°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is February (10.8°F).

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Average pressure in August
Upton, WY

Average pressure in August - Upton, WY
  • Average pressure in August: 29.89"Hg

The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in August
Upton, WY

Average wind speed in August - Upton, WY
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average humidity in August
Upton, WY

Average humidity in August - Upton, WY
  • Average humidity in August: 53%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (53%).

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Average rainfall in August
Upton, WY

Average rainfall in August - Upton, WY
  • Average rainfall in August: 2.6"

The wettest months (with the highest rainfall) are June and July (2.68").
The driest month (with the least rainfall) is December (0.67").

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Average rainfall days in August
Upton, WY

Average rainfall days in August - Upton, WY
  • Average rainfall days in August: 16.5 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (3.7 days).

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Average snowfall in August
Upton, WY

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

The month with the highest snowfall is April (8.82").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
Upton, WY

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

The month with the highest number of snowfall days is January (12.8 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
Upton, WY

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

The month with the longest days is June (Average daylight: 15h and 24min).
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 August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

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Average sunshine days in August
Upton, WY

Average sunshine days in August - Upton, WY
  • Average sunshine days in August: 10 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (9.7 days).

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Average UV index in August
Upton, WY

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in August
Upton, WY

Average cloud cover in August - Upton, WY
  • Average cloud cover in August: 17

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in August
Upton, WY

Average visibility in August - Upton, WY
  • Average visibility in August: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

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Upton, Wyoming, USA

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