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
August and September, with an average high-temperature of 75.9°F (24.4°C), are marked as the warmest months.Humidity
In Lomita, California, the average relative humidity in September is 68%.Rainfall
In Lomita, during September, the rain falls for 3.9 days and regularly aggregates up to 0.24" (6mm) of precipitation. In Lomita, during the entire year, the rain falls for 57.9 days and collects up to 6.65" (169mm) of precipitation.Daylight
In Lomita, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:27 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:38 pm PDT.
Sunshine
In Lomita, the average sunshine in September is 10.5h.UV index
The months with the highest UV index in Lomita are July through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Lomita?
What are September temperatures in Lomita?
What is the average humidity in September in Lomita?
How many days does it rain in September in Lomita?
What is the average length of the day in September in Lomita?
When is the sunrise / sunset in September in Lomita?
How long on average sun shines in September in Lomita?
When is the highest UV index in Lomita?
What is the UV index reading in September in Lomita?
Average temperature in September
Lomita, CA
- Average high temperature in September: 75.9°F
The warmest months (with the highest average high temperature) are August and September (75.9°F).
The month with the lowest average high temperature is December (62.4°F).
- Average low temperature in September: 64.2°F
The month with the highest average low temperature is September (64.2°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).
Average pressure in September
Lomita, CA
- Average pressure in September: 29.9"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in September
Lomita, CA
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).
Average humidity in September
Lomita, CA
- Average humidity in September: 68%
The month with the highest relative humidity is June (75%).
The month with the lowest relative humidity is November (58%).
Average rainfall in September
Lomita, CA
- Average rainfall in September: 0.24"
The wettest month (with the highest rainfall) is January (1.3").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in September
Lomita, CA
- Average rainfall days in September: 3.9 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (3 days).
Average daylight in September /
Average sunshine in September
Lomita, 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: 10h and 0min).
- Average sunshine in September: 10h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Lomita, CA
- Average sunshine days in September: 21.4 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is June (17.7 days).
Average UV index in September
Lomita, CA
- Average UV index in September: 6
The months with the highest UV index are 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
Lomita, CA
- Average cloud cover in September: 12
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in September
Lomita, 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).
Lomita, California, USA
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