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 warmest time of the year is August, with temperatures averaging a high of 79°F (26.1°C) and a low of 61.5°F (16.4°C).Humidity
In August, the average relative humidity is 55%.Rainfall
August is the month with the least rainfall. Rain falls for 1.3 days and accumulates 0.08" (2mm) of precipitation.Daylight
In August, the average length of the day is 13h and 24min.On the first day of the month, sunrise is at 6:08 am and sunset at 7:58 pm. On the last day of August, in Foster Park, sunrise is at 6:30 am and sunset at 7:24 pm PDT.
Sunshine
The average sunshine in August is 12h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.Note: In August, the maximum UV index of 6 suggests this advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in Foster Park?
What are August temperatures?
What is the average humidity in August?
What is the driest month?
How much does it rain in August?
What is the average length of the day in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Foster Park have in August?
When is the highest UV index in Foster Park?
What is the UV index reading in August?
Average temperature in August
Foster Park, CA
- Average high temperature in August: 79°F
The warmest month (with the highest average high temperature) is August (79°F).
The month with the lowest average high temperature is December (58.8°F).
- Average low temperature in August: 61.5°F
The month with the highest average low temperature is August (61.5°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).
Average pressure in August
Foster Park, CA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in August
Foster Park, CA
- Average wind speed in August: 4.2mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in August
Foster Park, CA
- Average humidity in August: 55%
The month with the highest relative humidity is March (63%).
The months with the lowest relative humidity are October and November (52%).
Average rainfall in August
Foster Park, CA
- Average rainfall in August: 0.08"
The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is August (0.08").
Average rainfall days in August
Foster Park, CA
- Average rainfall days in August: 1.3 days
The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is August (1.3 days).
Average daylight in August /
Average sunshine in August
Foster Park, 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: 9h and 54min).
- Average sunshine in August: 12h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).
Average sunshine days in August
Foster Park, CA
- Average sunshine days in August: 25.6 days
The month with the most sunshine days is October (25.7 days).
The month with the least sunshine days is February (20.8 days).
Average UV index in August
Foster Park, CA
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in August
Foster Park, CA
- Average cloud cover in August: 5
The month with the most cloud cover is March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in August
Foster Park, 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).
Foster Park, California, USA
Weather forecast for your location
2. Allow the app to use your location