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 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
July and August are characterised by peak temperatures, with an average high of 79.9°F (26.6°C).Humidity
In Cotati, the average relative humidity in August is 67%.Rainfall
The months with the least rainfall are June through September Rain falls for 0.5 days and accumulates 0.04" (1mm) of rain.Daylight
In August, the average length of the day is 13h and 36min.On the first day of August, sunrise is at 6:13 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:41 pm PDT.
Sunshine
In Cotati, the average sunshine in August is 11.8h.UV index
In Cotati, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 5 during August translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
What are the temperatures in August?
What is the average humidity in August?
What is the driest month?
How many days does it rain in August?
How many hours of daylight does Cotati have in August?
When are sunrise and sunset in August?
How long on average sun shines in August in Cotati?
How high is the UV index in August?
Average temperature in August
Cotati, CA
- Average high temperature in August: 79.9°F
The warmest months (with the highest average high temperature) are July and August (79.9°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in August: 55°F
The months with the highest average low temperature are August and September (55°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).
Average pressure in August
Cotati, CA
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in August
Cotati, CA
- Average wind speed in August: 5.1mph
The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in August
Cotati, CA
- Average humidity in August: 67%
The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall in August
Cotati, CA
- Average rainfall in August: 0.04"
The wettest month (with the highest rainfall) is February (0.91").
The driest months (with the least rainfall) are June, July, August and September (0.04").
Average rainfall days in August
Cotati, CA
- Average rainfall days in August: 0.5 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (0.5 days).
Average daylight in August /
Average sunshine in August
Cotati, CA
- Average daylight in August: 13h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in August: 11h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in August
Cotati, CA
- Average sunshine days in August: 27.1 days
The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is March (20.8 days).
Average UV index in August
Cotati, CA
- Average UV index in August: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in August
Cotati, CA
- Average cloud cover in August: 10
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in August
Cotati, 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).
Cotati, California, USA
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