August weather forecast and climate
Temecula, CA

Beautiful sunlit homes in a stunning neighborhood in the Corte Morelia region, Temecula City, California
Beautiful sunlit homes in a stunning neighborhood in the Corte Morelia region, Temecula City, California

Weather in August

The last month of the summer, August, is also a hot month in Temecula, California, with average temperature ranging between min 62.2°F (16.8°C) and max 87.4°F (30.8°C).

Temperature

August is the warmest month, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 62.2°F (16.8°C).

Heat index

The average heat index in August is computed to be a tropical 91.2°F (32.9°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, wind, differences in body mass, height, and shape, and clothing affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In August, the average relative humidity in Temecula is 53%.

Rainfall

In Temecula, in August, during 4 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, in Temecula, there are 60.6 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Daylight

In Temecula, the average length of the day is 13.3h.

Sunshine

In August, the average sunshine in Temecula is 12h.

UV index

Months with the highest UV index in Temecula are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Temecula?

The warmest month in Temecula is August, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 62.2°F (16.8°C).

What is the temperature in August in Temecula?

In Temecula, in August, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 91.2°F (32.9°C).

What is the average humidity in August in Temecula?

In Temecula, California, the average relative humidity in August is 53%.

How many days does it rain in August in Temecula?

In Temecula, California, in August, during 4 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How many hours of daylight does Temecula have in August?

The average length of the day in August in Temecula, California, is 13.3h.

How long on average sun shines in August in Temecula?

In August, the average sunshine in Temecula is 12h.

When is the highest UV index in Temecula?

Months with the highest UV index in Temecula are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Temecula?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unprotected exposure to the UV radiation.

Average temperature in August
Temecula, CA

Average temperature in August - Temecula, CA
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).

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Average pressure in August
Temecula, CA

Average pressure in August - Temecula, CA
  • Average pressure in August: 29.87"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.86").

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Average wind speed in August
Temecula, CA

Average wind speed in August - Temecula, CA
  • Average wind speed in August: 4.4mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

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Average humidity in August
Temecula, CA

Average humidity in August - Temecula, CA
  • Average humidity in August: 53%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in August
Temecula, CA

Average rainfall in August - Temecula, CA
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in August
Temecula, CA

Average rainfall days in August - Temecula, CA
  • Average rainfall days in August: 4 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is June (1.4 days).

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

Average daylight in August / Average sunshine in August - Temecula, CA
  • Average daylight in August: 13.3h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in August: 12h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.5h).

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Average sunshine days in August
Temecula, CA

Average sunshine days in August - Temecula, CA
  • Average sunshine days in August: 24.9 days

The month with the most sunshine days is June (26.5 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in August
Temecula, CA

Average UV index in August - Temecula, CA
  • Average UV index in August: 6

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Temecula, CA

Average cloud cover in August - Temecula, CA
  • Average cloud cover in August: 7

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in August
Temecula, CA

Average visibility in August - Temecula, CA
  • Average visibility in August: 6mi

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

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