Weather in September
September, the first month of the autumn in San Nicolas Island, is still a pleasant month, with an average temperature varying between 71.1°F (21.7°C) and 58.5°F (14.7°C).
On the first day of the month, sunrise is at 6:32 am and sunset at 7:22 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:43 pm PDT.
Temperature
September is the warmest month, exhibiting average temperatures of 71.1°F (21.7°C) at the peak and 58.5°F (14.7°C) at the base.Rainfall
In San Nicolas Island, California, in September, it is raining for 1 days, with typically 0.16" (4mm) of accumulated precipitation. Throughout the year, there are 39 rainfall days, and 8.58" (218mm) of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:22 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:43 pm PDT.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
September proves to be the warmest month, recording an average peak temperature of 71.1°F (21.7°C) and a minimum temperature of 58.5°F (14.7°C).
What are September temperatures?
In September, the average high-temperature and low-temperature are 71.1°F (21.7°C) and 58.5°F (14.7°C) respectively.
How many days does it rain in September?
In San Nicolas Island, in September, during 1 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.
How many hours of daylight does San Nicolas Island have in September?
The average day length in September in San Nicolas Island is 12h and 22min.
When are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:43 pm PDT.
Average temperature in September
San Nicolas Island, CA
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is September (71.1°F).
The month with the lowest average high temperature is February (60.5°F).
- Average low temperature in September: 58.4°F
The month with the highest average low temperature is September (58.4°F).
The coldest month (with the lowest average low temperature) is January (50.1°F).
Average rainfall in September
San Nicolas Island, CA
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is February (2").
The driest months (with the least rainfall) are June and July (0").
Average rainfall days in September
San Nicolas Island, CA
- Average rainfall days in September: 1 days
The month with the highest number of rainy days is February (7 days).
The month with the least rainy days is August (0 days).
Average daylight in September
San Nicolas Island, 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).
San Nicolas Island, California, USA
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