August weather forecast
Granite, WY

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Weather in August

The last month of the summer, August, is also a moderately hot month in Granite, Wyoming, with an average temperature varying between 58.5°F (14.7°C) and 81.1°F (27.3°C).

Temperature

Granite's weather in August indicates an average high-temperature of a still moderately hot 81.1°F (27.3°C), nearly consistent with the 82.4°F (28°C) of July. August nights are characterized by a significant departure from the daytime highs, dropping to an average temperature of 58.5°F (14.7°C).

Heat index

August's heat index is estimated at 80.6°F (27°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

August and September, with an average relative humidity of 43%, are the least humid months in Granite.

Rainfall

In Granite, in August, it is raining for 11.7 days, with typically 0.83" (21mm) of accumulated precipitation. In Granite, Wyoming, during the entire year, the rain falls for 115.8 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

June through August are months without snowfall in Granite, Wyoming.

Daylight

In August, the average length of the day is 13h and 46min.
On the first day of August, sunrise is at 5:57 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:34 pm MDT.

Sunshine

July and August, with an average of 11.6h of sunshine, are months with the most sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 6 during August translates into these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What are the temperatures in Granite in August?

In Granite, in August, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 58.5°F (14.7°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 80.6°F (27°C).

What are the least humid months in Granite?

The months with the lowest humidity in Granite are August and September, with an average relative humidity of 43%.

What is the average humidity in August in Granite?

The average relative humidity in August in Granite, Wyoming, is 43%.

How many days does it rain in August in Granite?

In Granite, in August, it is raining for 11.7 days, with typically 0.83" (21mm) of accumulated precipitation.

When it does not snow in Granite?

In Granite, Wyoming, snow does not fall in June through August.

Does it snow in Granite in August?

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

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

The average day length in August in Granite is 13h and 46min.

When is the sunrise / sunset in August in Granite?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:16 pm. On the last day of the month, in Granite, Wyoming, sunrise is at 6:27 am and sunset at 7:34 pm MDT.

What are the months with the most sunshine in Granite?

The months with the most sunshine are July and August, with an average of 11.6h of sunshine.

How many hours of sunshine does Granite have in August?

In August, the average sunshine duration in Granite, Wyoming, is 11.6h.

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

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

What is the UV index intensity in August in Granite?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Granite, WY

Average temperature in August - Granite, WY
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in August: 58.5°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in August
Granite, WY

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in August
Granite, WY

Average wind speed in August - Granite, WY
  • Average wind speed in August: 8.7mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in August
Granite, WY

Average humidity in August - Granite, WY
  • Average humidity in August: 43%

The month with the highest relative humidity is February (64%).
The months with the lowest relative humidity are August and September (43%).

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Average rainfall in August
Granite, WY

Average rainfall in August - Granite, WY
  • Average rainfall in August: 0.83"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in August
Granite, WY

Average rainfall days in August - Granite, WY
  • Average rainfall days in August: 11.7 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.7 days).

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Average snowfall in August
Granite, WY

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

The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Granite, WY

Average snowfall days in August - Granite, 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).

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Average daylight in August /
Average sunshine in August
Granite, WY

Average daylight in August / Average sunshine in August - Granite, WY
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 11h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in August
Granite, WY

Average sunshine days in August - Granite, WY
  • Average sunshine days in August: 15.5 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).

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Average UV index in August
Granite, WY

Average UV index in August - Granite, WY
  • Average UV index in August: 6

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

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Average cloud cover in August
Granite, WY

Average cloud cover in August - Granite, WY
  • Average cloud cover in August: 19

The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).

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Average visibility in August
Granite, WY

Average visibility in August - Granite, 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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Granite, Wyoming, USA

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