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United States weather

Weather in Huntsville, Alabama for September 2025

Your guide to Huntsville weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Huntsville is cooler than usual, with temperatures averaging 26.2 °F, this is -2.1 °F below the typical seasonal average.

  • The forecast for the coming days of September 2025 predicts a temperature of 32.8 °F , which is warmer than usual.

  • In general, the average temperature in Huntsville at the beginning of September is 28.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 29.1 °F by the end of September.

    • Rain 🌧️

  • Huntsville experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 252.1 mm.

    • More

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

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/17°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Huntsville Weather September

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

Temperatures trend during September in Huntsville

See the weather trend as well as the moving average line

September weather in Huntsville day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Overcast
Overcast
 26° /19° 0.1 mm 6
Sept. 2 Cloudy
Cloudy
 29° /19° 0.3 mm 7
Sept. 3 Sunny
Sunny
 28° /18° 38.2 mm 6
Sept. 4 Partly cloudy
Partly cloudy
 31° /19° 3.2 mm 7
Sept. 5 Cloudy
Cloudy
 30° /20° 3.9 mm 7
Sept. 6 Fog
Fog
 28° /17° 1.7 mm 6
Sept. 7 Overcast
Overcast
 27° /15° 0.2 mm 6
Sept. 8 Mist
Mist
 26° /12° 0 mm 6
Sept. 9 Thundery outbreaks possible
Thundery outbreaks possible
 28° /16° 0 mm 6
Sept. 10 Mist
Mist
 30° /16° 0 mm 7
Sept. 11 Mist
Mist
 30° /17° 0 mm 7
Sept. 12 Cloudy
Cloudy
 26° /17° 5.9 mm 6
Sept. 13 Fog
Fog
 24° /17° 9.5 mm 6
Sept. 14 Sunny
Sunny
 31° /17° 0 mm 1.7
Sept. 15 Sunny
Sunny
 30° /18° 0 mm 1.6
Sept. 16 Sunny
Sunny
 32° /18° 0 mm 1.7
Sept. 17 Sunny
Sunny
 33° /18° 0 mm 1.7
Sept. 18 Sunny
Sunny
 34° /19° 0 mm 0
Sept. 19 Sunny
Sunny
 34° /20° 0 mm 7
Sept. 20 Sunny
Sunny
 33° /19° 0 mm 7
Sept. 21 Sunny
Sunny
 32° /20° 0 mm 7
Sept. 22 Sunny
Sunny
 32° /19° 0 mm 6
Sept. 23 Patchy rain possible
Patchy rain possible
 34° /20° 0.2 mm 6
Sept. 24 Sunny
Sunny
 34° /19° 0.1 mm 7
Sept. 25 Sunny
Sunny
 34° /22° 0 mm 7
Sept. 26 Sunny
Sunny
 34° /21° 0 mm 7
Sept. 27 Patchy rain possible
Patchy rain possible
 25° /17° 134.6 mm 6
Sept. 28 Partly cloudy
Partly cloudy
 23° /16° 16.1 mm 6
Sept. 29 Partly cloudy
Partly cloudy
 26° /17° 0.4 mm 7
Sept. 30 Partly cloudy
Partly cloudy
 28° /19° 0 mm 7
Next
Important Notice
Our weather forecast for Huntsville 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 Huntsville forecast closer to your planned date for the most up-to-date weather information.
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Huntsville in September - FAQ

What are the expected maximum and minimum temperatures in Huntsville during September?
During September, expect a variety of temperatures with highs around 28° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Huntsville during September?
Significant rainfall exceeding 252.1 mm is expected in Huntsville during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Huntsville during September?
The average wind speed in Huntsville during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Huntsville

Explore the daily rainfall trends and prepare for Huntsvilles September weather 💧

UV exposure in Huntsville during September

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

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Location coordinates Where is Huntsville?

Get accurate weather forecasts for Huntsville, located at latitude 34.73 and longitude -86.586. Stay updated with localized weather information tailored for Huntsville.

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