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 onset of September is marked by a minor decrease in temperature, transitioning from a sweltering 95.5°F (35.3°C) in August to a hot 89.4°F (31.9°C). During the nights in September, Linda records a pronounced shift from the daytime warmth, with a consistent average temperature of 60.3°F (15.7°C).Humidity
In Linda, the average relative humidity in September is 39%.Rainfall
In September, the rain falls for 2.1 days. Throughout September, 0.2" (5mm) of precipitation is accumulated. Throughout the year, there are 78.9 rainfall days, and 19.96" (507mm) of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:49 pm PDT.
Sunshine
In Linda, the average sunshine in September is 11.2h.UV index
In Linda, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's radiation is especially intense around midday; try to stay in shade during this period. 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 Linda?
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 long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Linda, CA
- Average high temperature in September: 89.4°F
The warmest month (with the highest average high temperature) is July (96.3°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in September: 60.3°F
The month with the highest average low temperature is July (62.2°F).
The coldest months (with the lowest average low temperature) are January and December (41.2°F).
Average pressure in September
Linda, 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
Linda, CA
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is March (6.1mph).
The calmest months (with the lowest average wind speed) are September and November (4.8mph).
Average humidity in September
Linda, CA
- Average humidity in September: 39%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (38%).
Average rainfall in September
Linda, CA
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is March (3.7").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in September
Linda, CA
- Average rainfall days in September: 2.1 days
The month with the highest number of rainy days is March (13.9 days).
The month with the least rainy days is July (1.1 days).
Average daylight in September /
Average sunshine in September
Linda, 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 30min).
- Average sunshine in September: 11h and 1min
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 36min).
Average sunshine days in September
Linda, CA
- Average sunshine days in September: 27.5 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in September
Linda, 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
Linda, 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
Linda, 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).
Linda, California, USA
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