August weather forecastKeene, CA
August
Weather in August
The last month of the summer, August, is another tropical month in Keene, California, with an average temperature fluctuating between 62.8°F (17.1°C) and 88.2°F (31.2°C).Temperature
A minimal variation is noted in Keene's average high-temperature at the onset of August, reaching a still tropical 88.2°F (31.2°C) from July's 88.5°F (31.4°C). Despite a significant daily temperature range, Keene's temperature falls to a steady low-temperature average of 62.8°F (17.1°C) in August.Humidity
The least humid month is August, with an average relative humidity of 28%.Rainfall
In Keene, during August, the rain falls for 2.3 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 51.3 rainfall days, and 7.95" (202mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In August, the average length of the day is 13h and 26min.On the first day of the month, sunrise is at 6:03 am and sunset at 7:57 pm. On the last day of August, sunrise is at 6:26 am and sunset at 7:21 pm PDT.
Sunshine
In August, the average sunshine is 11.9h.UV index
In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 during August translates into the following directions:
Fend off overexposure. Sun protection is vital. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Keene, CA
- Average high temperature in August: 88.2°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (50.5°F).
- Average low temperature in August: 62.8°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (34°F).
Average pressure in August
Keene, CA
- Average pressure in August: 29.88"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in August
Keene, CA
- Average wind speed in August: 7.8mph
The windiest month (with the highest average wind speed) is May (9.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).
Average humidity in August
Keene, CA
- Average humidity in August: 28%
The months with the highest relative humidity are February and December (58%).
The month with the lowest relative humidity is August (28%).
Average rainfall in August
Keene, CA
- Average rainfall in August: 0.2"
The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is September (0.12").
Average rainfall days in August
Keene, CA
- Average rainfall days in August: 2.3 days
The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is September (1.6 days).
Average snowfall in August
Keene, CA
- Average snowfall in August: 0"
The month with the highest snowfall is December (5.16").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in August
Keene, CA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Keene, CA
- Average daylight in August: 13h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in August: 11h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).
Average sunshine days in August
Keene, CA
- Average sunshine days in August: 27.5 days
The month with the most sunshine days is October (28 days).
The month with the least sunshine days is February (20.4 days).
Average UV index in August
Keene, CA
- Average UV index in August: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in August
Keene, CA
- Average cloud cover in August: 5
The month with the most cloud cover is March (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in August
Keene, 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).





