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Sonora (CA)
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Sonora (CA)
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United States weather

Weather in Sonora, California for September 2026

Your guide to Sonora weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Sonora has been significantly cooler than historical averages by 2 °F, with average temperature of 28.8 °F.

  • The forecast for the next days in Sonora predicts temperatures to be around 30 °F, close to the historical average.

  • In general, the average temperature in Sonora at the beginning of September is 33.3 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 30.6 °F by the end of September.

    • Rain 🌧️

  • Precipitation in Sonora during September is a rare event, with an average of fewer than 2 rainy days.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
29
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/17°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
37 %
Avg humidity

Sonora Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
34°
2
Sunny
33°
3
Sunny
33°
4
Sunny
33°
5
Sunny
34°
6
Sunny
33°
7
Sunny
33°
8
Sunny
33°
9
Overcast
32°
10
Overcast
30°
11
Sunny
30°
12
Sunny
30°
13
Sunny
28°
14
Sunny
30°
15
Partly cloudy
30°
16
Sunny
27°
17
Sunny
27°
18
Overcast
25°
19
Overcast
26°
20
Overcast
29°
21
Overcast
29°
22
Sunny
29°
23
Sunny
32°
24
Smoky haze
33°
25
Sunny
30°
26
Sunny
29°
27
Sunny
31°
28
Sunny
33°
29
Sunny
32°
30
Overcast
26°

Temperatures trend during September in Sonora

See the weather trend as well as the moving average line

September weather in Sonora day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
 34° /18° 0 mm 9
Sept. 2 Sunny
Sunny
 33° /18° 0 mm 9
Sept. 3 Sunny
Sunny
 33° /17° 0 mm 9
Sept. 4 Sunny
Sunny
 33° /19° 0 mm 9
Sept. 5 Sunny
Sunny
 34° /18° 0 mm 9
Sept. 6 Sunny
Sunny
 33° /18° 0 mm 8
Sept. 7 Sunny
Sunny
 33° /17° 0 mm 9
Sept. 8 Sunny
Sunny
 33° /18° 0 mm 7
Sept. 9 Overcast
Overcast
 32° /18° 0 mm 5
Sept. 10 Overcast
Overcast
 30° /18° 0 mm 7
Sept. 11 Sunny
Sunny
 30° /16° 0 mm 7
Sept. 12 Sunny
Sunny
 30° /14° 0 mm 7
Sept. 13 Sunny
Sunny
 28° /14° 0 mm 8
Sept. 14 Sunny
Sunny
 30° /16° 0 mm 8
Sept. 15 Partly cloudy
Partly cloudy
 30° /15° 0 mm 8
Sept. 16 Sunny
Sunny
 27° /14° 0 mm 7
Sept. 17 Sunny
Sunny
 27° /14° 0 mm 7
Sept. 18 Overcast
Overcast
 25° /15° 0 mm 6
Sept. 19 Overcast
Overcast
 26° /13° 2.6 mm 6
Sept. 20 Overcast
Overcast
 29° /19° 0 mm 5.3
Sept. 21 Overcast
Overcast
 29° /19° 0 mm 6.1
Sept. 22 Sunny
Sunny
 29° /18° 0 mm 6.7
Sept. 23 Sunny
Sunny
 32° /20° 0 mm 4.9
Sept. 24 Smoky haze
Smoky haze
 33° /22° 0 mm 8
Sept. 25 Sunny
Sunny
 30° /21° 0 mm 7
Sept. 26 Sunny
Sunny
 29° /18° 0 mm 7
Sept. 27 Sunny
Sunny
 31° /19° 0 mm 8
Sept. 28 Sunny
Sunny
 33° /21° 0 mm 8
Sept. 29 Sunny
Sunny
 32° /22° 0 mm 8
Sept. 30 Overcast
Overcast
 26° /20° 0 mm 6
Next
Important Notice
Our weather forecast for Sonora in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sonora forecast closer to your planned date for the most up-to-date weather information.
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Sonora in September - FAQ

What are the expected maximum and minimum temperatures in Sonora during September?
Expect warm days with temperatures around 31°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.

How much rainfall should be expected in Sonora during September?
Rainfall in Sonora during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Sonora during September?
The average wind speed in Sonora during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Sonora

Explore the daily rainfall trends and prepare for Sonoras September weather 💧
Typically, Sonora has 1 rainy days in September with a total of 3.9 mm of rainfall.

UV exposure in Sonora during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Sonora?

Get accurate weather forecasts for Sonora, located at latitude 37.984 and longitude -120.382. Stay updated with localized weather information tailored for Sonora.

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