September weather forecastCoachella, CA

September
Weather in September
September, the first month of the autumn in Coachella, is also a hot month, with an average temperature ranging between min 71.6°F (22°C) and max 88.5°F (31.4°C).Temperature
September is marked by a subtle drop in average high-temperatures, transitioning from a very hot 95°F (35°C) in August to a tropical 88.5°F (31.4°C). Coachella's average low-temperature is measured at a pleasant 71.6°F (22°C) during September.Humidity
In September, the average relative humidity is 31%.Rainfall
In Coachella, California, in September, it is raining for 4.9 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, in Coachella, there are 43.4 rainfall days, and 4.21" (107mm) of precipitation is accumulated.Daylight
In September, the average length of the day in Coachella is 12h and 22min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of September, in Coachella, sunrise is at 6:38 am and sunset at 6:29 pm PDT.
Sunshine
In Coachella, the average sunshine in September is 10.5h.UV index
In Coachella, California, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during September leads to these advisories:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Coachella, CA
- Average high temperature in September: 88.5°F
The warmest month (with the highest average high temperature) is July (95.7°F).
The month with the lowest average high temperature is December (59.7°F).
- Average low temperature in September: 71.6°F
The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).
Average pressure in September
Coachella, CA
- Average pressure in September: 29.83"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).
Average wind speed in September
Coachella, CA
- Average wind speed in September: 6.4mph
The windiest months (with the highest average wind speed) are April and May (8.3mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).
Average humidity in September
Coachella, CA
- Average humidity in September: 31%
The month with the highest relative humidity is December (46%).
The month with the lowest relative humidity is June (27%).
Average rainfall in September
Coachella, CA
- Average rainfall in September: 0.39"
The wettest months (with the highest rainfall) are July and August (0.63").
The driest months (with the least rainfall) are May and June (0.08").
Average rainfall days in September
Coachella, CA
- Average rainfall days in September: 4.9 days
The month with the highest number of rainy days is July (5.9 days).
The month with the least rainy days is June (0.9 days).
Average daylight in September /
Average sunshine in September
Coachella, CA
- Average daylight in September: 12h and 24min
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 30min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in September
Coachella, CA
- Average sunshine days in September: 23.3 days
The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (20.8 days).
Average UV index in September
Coachella, CA
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Coachella, CA
- Average cloud cover in September: 6
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 4).
Average visibility in September
Coachella, 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).





