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 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
The commencement of September notes an average high-temperature of a still moderately hot 78.3°F (25.7°C), exhibiting little difference from the previous month. September nights are marked by an average low-temperature of 65.5°F (18.6°C).Humidity
In September, the average relative humidity is 66%.Rainfall
In Lincoln Acres, in September, during 3.5 rainfall days, 0.28" (7mm) of precipitation is typically accumulated. In Lincoln Acres, California, during the entire year, the rain falls for 51 days and collects up to 5.63" (143mm) of precipitation.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:42 am and sunset at 6:33 pm PDT.
Sunshine
In Lincoln Acres, the average sunshine in September is 10.3h.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 6 during September leads to these instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Lincoln Acres have in September?
What is the month with the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Lincoln Acres, CA
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (63.7°F).
- Average low temperature in September: 65.5°F
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is February (51.1°F).
Average pressure in September
Lincoln Acres, CA
- Average pressure in September: 29.88"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).
Average wind speed in September
Lincoln Acres, CA
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is October (5mph).
Average humidity in September
Lincoln Acres, CA
- Average humidity in September: 66%
The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (58%).
Average rainfall in September
Lincoln Acres, CA
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is February (1.1").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in September
Lincoln Acres, CA
- Average rainfall days in September: 3.5 days
The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.7 days).
Average daylight in September /
Average sunshine in September
Lincoln Acres, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Lincoln Acres, CA
- Average sunshine days in September: 24.8 days
The month with the most sunshine days is June (27.2 days).
The month with the least sunshine days is February (21.1 days).
Average UV index in September
Lincoln Acres, CA
- Average UV index in September: 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, March, November and December (UV index 4).
Average cloud cover in September
Lincoln Acres, CA
- Average cloud cover in September: 12
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in September
Lincoln Acres, 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).
Lincoln Acres, California, USA
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