September weather forecastFirebaugh, CA
September
Weather in September
The first month of the autumn, September, is still a hot month in Firebaugh, California, with temperature in the range of an average high of 92.3°F (33.5°C) and an average low of 62.8°F (17.1°C).Temperature
The beginning of September brings a slight decrease in the average high-temperature, transitioning from a sweltering 98.2°F (36.8°C) in August to a tropical 92.3°F (33.5°C). Contrasting the daytime warmth, Firebaugh's September nights cool down to an average of 62.8°F (17.1°C).Humidity
In September, the average relative humidity in Firebaugh is 36%.Rainfall
In Firebaugh, California, during September, the rain falls for 1.2 days and regularly aggregates up to 0.08" (2mm) of precipitation. In Firebaugh, California, during the entire year, the rain falls for 50.9 days and collects up to 5.59" (142mm) of precipitation.Daylight
The average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:46 pm PDT.
Sunshine
In September, the average sunshine is 11.4h.UV index
In Firebaugh, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 6 during September translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Firebaugh, CA
- Average high temperature in September: 92.3°F
The warmest month (with the highest average high temperature) is July (100°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in September: 62.8°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (42.3°F).
Average pressure in September
Firebaugh, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Firebaugh, CA
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is June (8.4mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).
Average humidity in September
Firebaugh, CA
- Average humidity in September: 36%
The month with the highest relative humidity is January (68%).
The month with the lowest relative humidity is July (32%).
Average rainfall in September
Firebaugh, CA
- Average rainfall in September: 0.08"
The wettest month (with the highest rainfall) is March (1.18").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in September
Firebaugh, CA
- Average rainfall days in September: 1.2 days
The month with the highest number of rainy days is March (9.6 days).
The month with the least rainy days is June (1 days).
Average daylight in September /
Average sunshine in September
Firebaugh, CA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 11h and 24min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 24min).
Average sunshine days in September
Firebaugh, CA
- Average sunshine days in September: 27.8 days
The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is March (20.6 days).
Average UV index in September
Firebaugh, CA
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in September
Firebaugh, CA
- Average cloud cover in September: 5
The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in September
Firebaugh, 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).





