August weather forecast
Cotati, CA

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Weather in August

August, the last month of the summer in Cotati, is also a moderately hot month, with an average temperature fluctuating between 55°F (12.8°C) and 79.9°F (26.6°C).

Temperature

Cotati witnesses its peak temperatures during July and August, when the average high-temperature reaches 79.9°F (26.6°C).

Humidity

In Cotati, the average relative humidity in August is 67%.

Rainfall

June through September are months with the least rain in Cotati when the rain falls for 0.5 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Cotati, the average length of the day in August is 13h and 36min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:20 pm. On the last day of August, 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 August, the average daily maximum UV index in Cotati is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 during August leads to these advisories:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. When the Sun is at its strongest around midday, find shade and limit exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What are the warmest months in Cotati?

Cotati's warmest period falls in July and August, when the average high-temperatures ascend to 79.9°F (26.6°C).

What is the usual temperature for Cotati in August?

The average high-temperature, in August, in Cotati, is 79.9°F (26.6°C), while the average low-temperature is 55°F (12.8°C).

What is the average humidity in August in Cotati?

In Cotati, the average relative humidity in August is 67%.

What is the driest month in Cotati?

The months with the least rainfall in Cotati, California, are June through September Rain falls for 0.5 days and accumulates 0.04" (1mm) of rain.

How much does it rain in Cotati in August?

In Cotati, in August, during 0.5 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

How many hours of daylight does Cotati have in August?

In Cotati, California, the average day length in August is 13h and 36min.

What time are sunrise and sunset in August in Cotati?

On the first day of August in Cotati, California, 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.

How long on average sun shines in August in Cotati?

In August, the average sunshine duration is 11.8h.

How high is the UV index in August in Cotati?

In August, the average daily maximum UV index in Cotati is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Cotati, CA

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).

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Average pressure in August
Cotati, CA

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).

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Average wind speed in August
Cotati, CA

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).

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Average humidity in August
Cotati, CA

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%).

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Average rainfall in August
Cotati, CA

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").

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Average rainfall days in August
Cotati, CA

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).

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Average daylight in August /
Average sunshine in August
Cotati, CA

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).

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Average sunshine days in August
Cotati, CA

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).

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Average UV index in August
Cotati, CA

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).

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Average cloud cover in August
Cotati, CA

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).

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Average visibility in August
Cotati, CA

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).

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Cotati, California, USA

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