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
The shift into August uncovers an average high-temperature of a still warm 79°F (26.1°C), subtly different from the previous month. With a notable disparity from daily peak temperatures, the average low-temperature settles at a refreshing 56.8°F (13.8°C) throughout August.Humidity
The months with the lowest humidity in Sinclair are July and August, with an average relative humidity of 35%.Rainfall
August is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Sinclair, the average length of the day in August is 13h and 49min.On the first day of the month, sunrise is at 6:03 am and sunset at 8:26 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:42 pm MDT.
Sunshine
In Sinclair, the average sunshine in August is 11.9h.UV index
The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 5 during August translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What are the least humid months?
What is the average humidity in August?
What is the driest month in Sinclair?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August?
When is the sunrise / sunset in August?
How long on average sun shines in August?
What is the UV index intensity in August?
Average temperature in August
Sinclair, WY
- Average high temperature in August: 79°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in August: 56.8°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in August
Sinclair, WY
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in August
Sinclair, WY
- Average wind speed in August: 9.5mph
The windiest month (with the highest average wind speed) is November (13.2mph).
The calmest months (with the lowest average wind speed) are July and August (9.5mph).
Average humidity in August
Sinclair, WY
- Average humidity in August: 35%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are July and August (35%).
Average rainfall in August
Sinclair, WY
- Average rainfall in August: 0.35"
The wettest month (with the highest rainfall) is April (1.42").
The driest month (with the least rainfall) is August (0.35").
Average rainfall days in August
Sinclair, WY
- Average rainfall days in August: 6.6 days
The month with the highest number of rainy days is May (11.7 days).
The month with the least rainy days is November (3.2 days).
Average snowfall in August
Sinclair, WY
- Average snowfall in August: 0"
The month with the highest snowfall is April (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Sinclair, WY
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (14.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Sinclair, WY
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- 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: 5h and 48min).
Average sunshine days in August
Sinclair, WY
- Average sunshine days in August: 20.9 days
The month with the most sunshine days is June (21.1 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in August
Sinclair, WY
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in August
Sinclair, WY
- Average cloud cover in August: 13
The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are August and September (Cloud cover 13).
Average visibility in August
Sinclair, 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).
Sinclair, Wyoming, USA
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