Amherst (OH)
September
Weather in Amherst, Ohio for September 2026
Your guide to Amherst weather in September - trends and predictions
In general, the average temperature in Amherst at the beginning of September is 22.9 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 22.6 °C by the end of September.
The climate of Amherst in September is notably wet, with an average of 11 rainy days, and a total of 120.2 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
11
Rainy days
0
Snow days
24°/14°
Temperatures
19 km/h
Avg max wind
74 %
Avg humidity
Amherst Weather September
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Temperatures trend during September in Amherst
See the weather trend as well as the moving average line
September weather in Amherst day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Heavy rain at times | 25° /13° | 0.6 mm | 6 | |
| Sept. 2 |  Overcast | 21° /13° | 0 mm | 5 | |
| Sept. 3 |  Sunny | 25° /11° | 0 mm | 7 | |
| Sept. 4 | Sunny | 23° /13° | 8.6 mm | 6 | |
| Sept. 5 | Sunny | 27° /9° | 0.6 mm | 6 | |
| Sept. 6 |  Moderate or heavy rain shower | 21° /14° | 13.2 mm | 5 | |
| Sept. 7 |  Patchy rain possible | 18° /10° | 1.8 mm | 5 | |
| Sept. 8 | Sunny | 20° /10° | 0 mm | 5 | |
| Sept. 9 |  Partly cloudy | 26° /9° | 0 mm | 7 | |
| Sept. 10 | Sunny | 24° /11° | 0 mm | 6 | |
| Sept. 11 | Partly cloudy | 24° /14° | 0 mm | 6 | |
| Sept. 12 | Sunny | 26° /12° | 0 mm | 6 | |
| Sept. 13 | Overcast | 26° /13° | 0 mm | 6 | |
| Sept. 14 | Sunny | 27° /14° | 0 mm | 7 | |
| Sept. 15 | Sunny | 26° /15° | 0 mm | 6 | |
| Sept. 16 | Sunny | 25° /15° | 0 mm | 7 | |
| Sept. 17 | Overcast | 25° /13° | 0 mm | 6 | |
| Sept. 18 | Patchy rain possible | 27° /12° | 0.1 mm | 6 | |
| Sept. 19 | Patchy rain possible | 24° /15° | 0.1 mm | 5 | |
| Sept. 20 | Overcast | 27° /14° | 0 mm | 7 | |
| Sept. 21 | Moderate or heavy rain shower | 25° /17° | 3.9 mm | 6 | |
| Sept. 22 | Overcast | 28° /15° | 12.7 mm | 6 | |
| Sept. 23 | Moderate rain at times | 21° /17° | 51.7 mm | 5 | |
| Sept. 24 | Moderate or heavy rain shower | 22° /16° | 13.3 mm | 5 | |
| Sept. 25 | Patchy rain possible | 22° /16° | 2.4 mm | 5 | |
| Sept. 26 | Patchy rain possible | 23° /15° | 0.2 mm | 5 | |
| Sept. 27 | Heavy rain at times | 24° /14° | 2.7 mm | 6 | |
| Sept. 28 | Moderate rain at times | 25° /14° | 2.3 mm | 6 | |
| Sept. 29 | Heavy rain at times | 21° /12° | 6 mm | 5 | |
| Sept. 30 | Overcast | 21° /12° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Amherst 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 Amherst forecast closer to your planned date for the most up-to-date weather information.
Change Month
Amherst in September - FAQ
What are the expected maximum and minimum temperatures in Amherst during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Amherst during September?
Significant rainfall exceeding 120.2 mm is expected in Amherst during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Amherst during September?
The average wind speed in Amherst during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Amherst
Explore the daily rainfall trends and prepare for Amhersts September weather 💧
Typically, Amherst has 11 rainy days in September with a total of 120.2 mm of rainfall.
UV exposure in Amherst during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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