Average weather for Brea in August
It's hot in August in Brea with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 33°C. At night, you can expect temperatures between 20°C and 21°C.
Start of August
The month of August starts in Brea with hot temps, averaging around 31°C during the day and nights around 21°C. No precipitation expected at the start of the month; it’ll be sunny.
Mid August
By mid-August, daytime temps stay steady at around 31°C, with nights around 21°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of August
By the end of August, the average daytime temperature in Brea is around 32°C, while nighttime temps are about 21°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
According to weather history, there is only 3,9 mm of precipitation in August. The wind speed is around 3 Bft, mostly coming from the Southwest.
Brea in August |
New York | ||
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31°C | 30°C | |
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33°C | 31°C | |
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29°C | -5°C | |
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3,9 mm | 79 mm | |
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0 days | 13 days |
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Brea?
August is a good month to be in Brea for sunny weather. You’ll have high temperatures and not too much rain.
Temperature records
With 41°C in 2020, Brea reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 24°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 16°C to a highest value of 25°C.
Check out the climate of Brea for all months and discover the best travel time
Daily Temperature in August in Brea
This chart shows the average daily high and low temperatures in August for Brea, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Brea
The chart below shows the average daily precipitation in August for Brea, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect it to stay dry all month in Brea.
Daily UV index in August in Brea
This chart shows the average daily UV index in August in Brea, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Brea over the years
This chart shows the average temperature in August in Brea, measured in degrees Celsius, over the past few years.
Total precipitation in August in Brea over the years
This chart shows the average precipitation in August in Brea, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Brea
Click on any day in August to get detailed info about the usual weather on that day in Brea. Check out the historical temperatures and precipitation over the past 10 years on this day.































Weather experiences in August in Brea
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Average weather in Brea by month
Click on a month below to see detailed weather info for Brea. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.