August weather forecastWister, CA
August
Weather in August
The last month of the summer, August, is also a blistering month in Wister, California, with an average temperature fluctuating between 84.7°F (29.3°C) and 105.4°F (40.8°C).Temperature
Transitioning into August, Wister records an average high-temperature of a still blistering 105.4°F (40.8°C), almost identical to July's 105.8°F (41°C). Throughout the month of August, Wister witnesses an average temperature of 84.7°F (29.3°C).Humidity
The average relative humidity in August is 26%.Rainfall
In Wister, California, during August, the rain falls for 6.8 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, there are 34.3 rainfall days, and 3.46" (88mm) of precipitation is accumulated.Daylight
In Wister, the average length of the day in August is 13h and 21min.On the first day of the month, sunrise is at 5:55 am and sunset at 7:41 pm. On the last day of August, sunrise is at 6:16 am and sunset at 7:08 pm PDT.
Sunshine
In August, the average sunshine is 12h.UV index
The average daily maximum UV index in August is 8. A UV Index estimate of 8 to 10 represents a very high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In August, a regular UV index of 8 translates into these guidelines:
Always safeguard yourself; without protection, skin and eyes can get damaged instantly. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Wister, CA
- Average high temperature in August: 105.4°F
The warmest month (with the highest average high temperature) is July (105.8°F).
The month with the lowest average high temperature is December (65.8°F).
- Average low temperature in August: 84.7°F
The month with the highest average low temperature is August (84.7°F).
The coldest months (with the lowest average low temperature) are January and December (50.4°F).
Average pressure in August
Wister, CA
- Average pressure in August: 29.8"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.77"Hg).
Average wind speed in August
Wister, CA
- Average wind speed in August: 5.8mph
The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).
Average humidity in August
Wister, CA
- Average humidity in August: 26%
The month with the highest relative humidity is December (41%).
The month with the lowest relative humidity is June (22%).
Average rainfall in August
Wister, CA
- Average rainfall in August: 0.75"
The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0").
Average rainfall days in August
Wister, CA
- Average rainfall days in August: 6.8 days
The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is May (0.8 days).
Average daylight in August /
Average sunshine in August
Wister, CA
- Average daylight in August: 13h and 18min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in August: 12h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in August
Wister, CA
- Average sunshine days in August: 20.3 days
The month with the most sunshine days is May (30 days).
The month with the least sunshine days is July (19 days).
Average UV index in August
Wister, CA
- Average UV index in August: 8
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in August
Wister, CA
- Average cloud cover in August: 6
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in August
Wister, CA
- 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).





