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
The average temperatures reach their apex in August, averaging 72.5°F (22.5°C) at the high end and 59.5°F (15.3°C) at the low end.Humidity
The average relative humidity in August is 69%.Rainfall
June and August are months with the least rain when the rain falls for 0.5 days and typically aggregates up to 0.04" (1mm) of rain.Daylight
The average length of the day in August is 13h and 28min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:08 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:32 pm PDT.
Sunshine
June through August, with an average of 12h of sunshine, are months with the most sunshine.UV index
With an average maximum UV index of 6, August is the month with the highest UV index in San Simeon, California. 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: In August, a daily maximum UV index of 6 leads to the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year?
What is the temperature in August?
What is the average humidity in August?
What is the driest month?
How many days does it rain in August?
How many hours of daylight does San Simeon have in August?
What time are sunrise and sunset in August?
What is the month with the most sunshine?
How many hours of sunshine does San Simeon have in August?
When is the highest UV index?
How high is the UV index in August?
Average temperature in August
San Simeon, CA
- Average high temperature in August: 72.5°F
The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is September (60.1°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).
Average pressure in August
San Simeon, CA
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in August
San Simeon, CA
- Average wind speed in August: 8.3mph
The windiest month (with the highest average wind speed) is May (10.6mph).
The calmest month (with the lowest average wind speed) is November (7.3mph).
Average humidity in August
San Simeon, CA
- Average humidity in August: 69%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is October (64%).
Average rainfall in August
San Simeon, CA
- Average rainfall in August: 0.04"
The wettest month (with the highest rainfall) is December (1.5").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in August
San Simeon, CA
- Average rainfall days in August: 0.5 days
The month with the highest number of rainy days is March (9 days).
The month with the least rainy days is August (0.5 days).
Average daylight in August /
Average sunshine in August
San Simeon, CA
- Average daylight in August: 13h and 3min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in August: 12h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in August
San Simeon, CA
- Average sunshine days in August: 29.5 days
The month with the most sunshine days is August (29.5 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in August
San Simeon, CA
- Average UV index in August: 6
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in August
San Simeon, CA
- Average cloud cover in August: 6
The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in August
San Simeon, 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).
San Simeon, California, USA
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