Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the onset of September, Dobbins experiences a modest temperature adjustment, with the average high-temperature gently receding from a tropical 92.8°F (33.8°C) in August to a still hot 87.1°F (30.6°C). The temperature notes a substantial fall from the daily peak to an average of 59.7°F (15.4°C) during September nights.Humidity
The average relative humidity in September is 37%.Rainfall
In September, the rain falls for 2.4 days. Throughout September, 0.28" (7mm) of precipitation is accumulated. Throughout the year, there are 71.4 rainfall days, and 15.31" (389mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:48 pm PDT.
Sunshine
The average sunshine in September is 11.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 5 transforms into these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September in Dobbins?
How many days does it rain in September in Dobbins?
When it does not snow in Dobbins?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Dobbins, CA
- Average high temperature in September: 87.1°F
The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (53.6°F).
- Average low temperature in September: 59.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).
Average pressure in September
Dobbins, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Dobbins, CA
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is March (6mph).
The calmest months (with the lowest average wind speed) are August and November (5mph).
Average humidity in September
Dobbins, CA
- Average humidity in September: 37%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (35%).
Average rainfall in September
Dobbins, CA
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is March (2.87").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in September
Dobbins, CA
- Average rainfall days in September: 2.4 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (1.6 days).
Average snowfall in September
Dobbins, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Dobbins, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Dobbins, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Dobbins, CA
- Average sunshine days in September: 27 days
The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (17.4 days).
Average UV index in September
Dobbins, CA
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Dobbins, CA
- Average cloud cover in September: 8
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in September
Dobbins, 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).
Dobbins, California, USA
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