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 initiation of September records an average high-temperature of a still moderately hot 82.2°F, displaying a near consistency with the previous month. During September, the average low-temperature in Los Angeles is an enjoyable 64.4°F.Heat index
For most parts of September, the heat index is computed to be 84.2°F. If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
In Los Angeles, California, the average relative humidity in September is 57%.Rainfall
In Los Angeles, during September, the rain falls for 2.1 days and regularly aggregates up to 0.12" of precipitation. Throughout the year, in Los Angeles, there are 44.6 rainfall days, and 8.11" of precipitation is accumulated.Daylight
In Los Angeles, California, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:26 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:39 pm PDT.
Sunshine
In Los Angeles, the average sunshine in September is 10.7h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 6 suggests this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
FAQ
What is the average September temperature in Los Angeles?
What is the average humidity in September in Los Angeles?
How much does it rain in Los Angeles in September?
What is the average length of the day in September in Los Angeles?
When are sunrise and sunset in September in Los Angeles?
How many hours of sunshine does Los Angeles have in September?
What is the month with the highest UV index in Los Angeles?
What is the UV index reading in September in Los Angeles?
Average temperature in September
Los Angeles, CA
- Average high temperature in September: 82.2°F
The warmest month (with the highest average high temperature) is August (83.3°F).
The month with the lowest average high temperature is December (64°F).
- Average low temperature in September: 64.4°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (49.8°F).
Average pressure in September
Los Angeles, CA
- Average pressure in September: 29.89"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in September
Los Angeles, CA
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity in September
Los Angeles, CA
- Average humidity in September: 57%
The month with the highest relative humidity is June (65%).
The month with the lowest relative humidity is November (50%).
Average rainfall in September
Los Angeles, CA
- Average rainfall in September: 0.12"
The wettest month (with the highest rainfall) is February (1.73").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in September
Los Angeles, CA
- Average rainfall days in September: 2.1 days
The month with the highest number of rainy days is March (6.9 days).
The month with the least rainy days is June (1 days).
Average daylight in September /
Average sunshine in September
Los Angeles, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Los Angeles, CA
- Average sunshine days in September: 26.8 days
The month with the most sunshine days is August (28.1 days).
The month with the least sunshine days is February (21.7 days).
Average UV index in September
Los Angeles, 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, November and December (UV index 4).
Average cloud cover in September
Los Angeles, CA
- Average cloud cover in September: 9
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in September
Los Angeles, 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).
Los Angeles, California, USA
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