August weather forecastTopanga, CA
August
Weather in August
August, the last month of the summer in Topanga, is also a moderately hot month, with an average temperature ranging between max 78.8°F (26°C) and min 63.7°F (17.6°C).Temperature
August stands out as Topanga's warmest month, with an average high-temperature of 78.8°F (26°C) and a low-temperature of 63.7°F (17.6°C).Humidity
In August, the average relative humidity is 67%.Rainfall
In August, the rain falls for 2.4 days. Throughout August, 0.16" (4mm) of precipitation is accumulated. Throughout the year, there are 50.3 rainfall days, and 7.87" (200mm) of precipitation is accumulated.Daylight
In Topanga, the average length of the day in August is 13h and 23min.On the first day of August, sunrise is at 6:06 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:21 pm PDT.
Sunshine
July and August, with an average of 11.9h of sunshine, are months with the most sunshine.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: In August, the maximum UV index of 6 suggests this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Topanga, CA
- Average high temperature in August: 78.8°F
The warmest month (with the highest average high temperature) is August (78.8°F).
The month with the lowest average high temperature is December (62.2°F).
- Average low temperature in August: 63.7°F
The month with the highest average low temperature is September (63.9°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).
Average pressure in August
Topanga, CA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in August
Topanga, CA
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in August
Topanga, CA
- Average humidity in August: 67%
The month with the highest relative humidity is June (72%).
The month with the lowest relative humidity is November (54%).
Average rainfall in August
Topanga, CA
- Average rainfall in August: 0.16"
The wettest month (with the highest rainfall) is January (1.69").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in August
Topanga, CA
- Average rainfall days in August: 2.4 days
The month with the highest number of rainy days is March (7 days).
The month with the least rainy days is August (2.4 days).
Average daylight in August /
Average sunshine in August
Topanga, CA
- Average daylight in August: 13h and 24min
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: 11h and 54min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 42min).
Average sunshine days in August
Topanga, CA
- Average sunshine days in August: 25.9 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (22.1 days).
Average UV index in August
Topanga, 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
Topanga, CA
- Average cloud cover in August: 8
The month with the most cloud cover is March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in August
Topanga, 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).





