September weather forecastPhillipsville, CA
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Phillipsville, California, with an average temperature varying between 54.3°F (12.4°C) and 69.8°F (21°C).Temperature
The warmest period is September, when temperatures fluctuate between an average high of 69.8°F (21°C) and a low of 54.3°F (12.4°C).Humidity
The least humid month is September, with an average relative humidity of 72%.Rainfall
In Phillipsville, during September, the rain falls for 3.5 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 102.7 rainfall days, and 28.78" (731mm) of precipitation is accumulated.Snowfall
In Phillipsville, snow does not fall in January, March through December.Daylight
In September, the average length of the day in Phillipsville is 12h and 26min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:11 am and sunset at 6:58 pm PDT.
Sunshine
In September, the average sunshine is 10.4h.UV index
In Phillipsville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Phillipsville, CA
- Average high temperature in September: 69.8°F
The warmest month (with the highest average high temperature) is September (69.8°F).
The month with the lowest average high temperature is December (53.4°F).
- Average low temperature in September: 54.3°F
The months with the highest average low temperature are July, August and September (54.3°F).
The coldest month (with the lowest average low temperature) is February (43.5°F).
Average pressure in September
Phillipsville, CA
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.95"Hg).
Average wind speed in September
Phillipsville, CA
- Average wind speed in September: 8.1mph
The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and August (7.8mph).
Average humidity in September
Phillipsville, CA
- Average humidity in September: 72%
The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is September (72%).
Average rainfall in September
Phillipsville, CA
- Average rainfall in September: 0.47"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in September
Phillipsville, CA
- Average rainfall days in September: 3.5 days
The month with the highest number of rainy days is March (16.4 days).
The month with the least rainy days is August (1.8 days).
Average snowfall days in September
Phillipsville, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Phillipsville, CA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 10h and 24min
The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Phillipsville, CA
- Average sunshine days in September: 25.9 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is March (13.1 days).
Average UV index in September
Phillipsville, CA
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in September
Phillipsville, CA
- Average cloud cover in September: 14
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in September
Phillipsville, CA
- Average visibility in September: 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).





