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
Garden Grove experiences its highest temperatures in August, with an average peak of 80.2°F (26.8°C) and a low of 65.1°F (18.4°C).Humidity
In Garden Grove, the average relative humidity in August is 63%.Rainfall
In Garden Grove, in August, during 1.5 rainfall days, 0.08" (2mm) of precipitation is typically accumulated. In Garden Grove, during the entire year, the rain falls for 39.3 days and collects up to 2.95" (75mm) of precipitation.Daylight
In August, the average length of the day is 13h and 22min.On the first day of August in Garden Grove, California, sunrise is at 6:04 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:18 pm PDT.
Sunshine
July and August, with an average of 12h of sunshine, are months with the most sunshine in Garden Grove.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 6 in August transforms into this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What part of the year is the hottest in Garden Grove?
What are August temperatures in Garden Grove?
What is the average humidity in August in Garden Grove?
How many days does it rain in August in Garden Grove?
What is the average length of the day in August in Garden Grove?
When are sunrise and sunset in August in Garden Grove?
What are the months with the most sunshine in Garden Grove?
How many hours of sunshine does Garden Grove have in August?
What is the month with the highest UV index in Garden Grove?
What is the UV index intensity in August in Garden Grove?
Average temperature in August
Garden Grove, CA
- Average high temperature in August: 80.2°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (63.5°F).
- Average low temperature in August: 65.1°F
The month with the highest average low temperature is August (65.1°F).
The coldest month (with the lowest average low temperature) is February (51.4°F).
Average pressure in August
Garden Grove, CA
- Average pressure in August: 29.9"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in August
Garden Grove, CA
- Average wind speed in August: 5mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).
Average humidity in August
Garden Grove, CA
- Average humidity in August: 63%
The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (54%).
Average rainfall in August
Garden Grove, CA
- Average rainfall in August: 0.08"
The wettest month (with the highest rainfall) is December (0.71").
The driest month (with the least rainfall) is June (0").
Average rainfall days in August
Garden Grove, CA
- Average rainfall days in August: 1.5 days
The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (0.9 days).
Average daylight in August /
Average sunshine in August
Garden Grove, CA
- Average daylight in August: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in August: 12h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in August
Garden Grove, CA
- Average sunshine days in August: 26.8 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (22.1 days).
Average UV index in August
Garden Grove, CA
- Average UV index in August: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in August
Garden Grove, CA
- Average cloud cover in August: 6
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in August
Garden Grove, 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).
Garden Grove, California, USA
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