August weather forecast and climate
Petrolia, CA

Weather in August

The last month of the summer, August, is a moderately hot month in Petrolia, California, with temperature in the range of an average low of 51.8°F (11°C) and an average high of 74.1°F (23.4°C).

Temperature

The warmest month is August, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 51.8°F (11°C).

Humidity

The average relative humidity in August is 75%.

Rainfall

In Petrolia, during August, the rain falls for 1.8 days and regularly aggregates up to 0.12" (3mm) of precipitation. In Petrolia, during the entire year, the rain falls for 110.9 days and collects up to 28.27" (718mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Petrolia, California.

Daylight

The average length of the day is 13.7h.

Sunshine

Months with the most sunshine in Petrolia, California, are July and August, with an average of 11.6h of sunshine.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Petrolia?

With an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 51.8°F (11°C), August is the warmest month.

What is the temperature in August in Petrolia?

In August, in Petrolia, California, the average high-temperature is 74.1°F (23.4°C), and the average low-temperature is 51.8°F (11°C).

What is the average humidity in August in Petrolia?

In Petrolia, California, the average relative humidity in August is 75%.

How many days does it rain in August in Petrolia?

In August, the rain falls for 1.8 days. Throughout August, 0.12" (3mm) of precipitation is accumulated.

When it does not snow in Petrolia?

In Petrolia, California, snow does not fall in January, March through December.

How many hours of daylight does Petrolia have in August?

In August, the average length of the day is 13.7h.

What are the months with the most sunshine in Petrolia?

Months with the most sunshine are July and August, with an average of 11.6h of sunshine.

How long on average sun shines in August in Petrolia?

In Petrolia, California, the average sunshine in August is 11.6h.

When is the highest UV index in Petrolia?

Months with the highest UV index in Petrolia, California, are June through August, with an average maximum UV index of 5.

What is the UV index reading in August in Petrolia?

In Petrolia, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in August
Petrolia, CA

Average temperature in August - Petrolia, CA
  • Average high temperature in August: 74.1°F

The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in August: 51.8°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is February (39.7°F).

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Average pressure in August
Petrolia, CA

Average pressure in August - Petrolia, CA
  • Average pressure in August: 29.96"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are August and September (29.96").

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Average wind speed in August
Petrolia, CA

Average wind speed in August - Petrolia, CA
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is June (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in August
Petrolia, CA

Average humidity in August - Petrolia, CA
  • Average humidity in August: 75%

The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is September (73%).

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Average rainfall in August
Petrolia, CA

Average rainfall in August - Petrolia, CA
  • Average rainfall in August: 0.12"

The wettest month (with the highest rainfall) is December (4.96").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in August
Petrolia, CA

Average rainfall days in August - Petrolia, CA
  • Average rainfall days in August: 1.8 days

The month with the highest number of rainy days is March (17.3 days).
Months with the least rainy days are July and August (1.8 days).

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Average snowfall in August
Petrolia, CA

Average snowfall in August - Petrolia, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.59").
Months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Petrolia, CA

Average snowfall days in August - Petrolia, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.3 days).
Months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in August / Average sunshine in August - Petrolia, CA
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 11.6h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 5h).

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Average sunshine days in August
Petrolia, CA

Average sunshine days in August - Petrolia, CA
  • Average sunshine days in August: 27.9 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (11.9 days).

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Average UV index in August
Petrolia, CA

Average UV index in August - Petrolia, CA
  • Average UV index in August: 5

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in August
Petrolia, CA

Average cloud cover in August - Petrolia, CA
  • Average cloud cover in August: 16

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in August
Petrolia, CA

Average visibility in August - Petrolia, CA
  • Average visibility in August: 5mi

Months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
Months with the lowest visibility are May, July and August (5mi).

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