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Weather in Huntsville for September 2026

Your guide to Huntsville weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Huntsville at the beginning of September is 22.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 20.3 °C by the end of September.

  • Rain 🌧️

  • Huntsville experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 114.4 mm.

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Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/11°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Huntsville Weather September

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Temperatures trend during September in Huntsville

See the weather trend as well as the moving average line

September weather in Huntsville day by day

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Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
24° /9° 0.2 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
22° /10° 0.1 mm 5
3 Sept. Mist
Mist
26° /12° 0 mm 6
4 Sept. Sunny
Sunny
24° /12° 30 mm 6
5 Sept. Mist
Mist
26° /12° 0 mm 6
6 Sept. Light rain shower
Light rain shower
21° /15° 12.2 mm 5
7 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
16° /9° 10.9 mm 4
8 Sept. Mist
Mist
19° /8° 0.1 mm 4
9 Sept. Mist
Mist
22° /8° 2.2 mm 5
10 Sept. Mist
Mist
21° /10° 0 mm 5
11 Sept. Light rain
Light rain
23° /12° 1.1 mm 5
12 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /11° 6.4 mm 5
13 Sept. Overcast
Overcast
22° /12° 0 mm 5
14 Sept. Overcast
Overcast
23° /11° 0 mm 5
15 Sept. Sunny
Sunny
24° /11° 0 mm 6
16 Sept. Mist
Mist
25° /10° 0 mm 6
17 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
24° /11° 3.9 mm 5
18 Sept. Fog
Fog
22° /10° 0 mm 5
19 Sept. Partly cloudy
Partly cloudy
20° /9° 0 mm 5
20 Sept. Mist
Mist
22° /8° 0 mm 5
21 Sept. Partly cloudy
Partly cloudy
22° /11° 4.1 mm 5
22 Sept. Cloudy
Cloudy
23° /13° 19.8 mm 5
23 Sept. Fog
Fog
21° /13° 25.3 mm 5
24 Sept. Cloudy
Cloudy
20° /13° 1.2 mm 5
25 Sept. Partly cloudy
Partly cloudy
21° /13° 21.2 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
19° /12° 2.1 mm 4
27 Sept. Overcast
Overcast
20° /10° 0 mm 5
28 Sept. Cloudy
Cloudy
20° /10° 0 mm 5
29 Sept. Cloudy
Cloudy
22° /10° 0 mm 5
30 Sept. Fog
Fog
20° /11° 0 mm 5
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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.

Huntsville in September - FAQ

What are the expected maximum and minimum temperatures in Huntsville during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Huntsville during September?
Significant rainfall exceeding 114.4 mm is expected in Huntsville during September, occurring over more than 10 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 12 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 💧
Typically, Huntsville has 10 rainy days in September with a total of 114.4 mm of rainfall.

UV exposure in Huntsville 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 Huntsville?

Get accurate weather forecasts for Huntsville, located at latitude 45.333 and longitude -79.216. Stay updated with localized weather information tailored for Huntsville.

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