Mahoning County (Youngstown)
September
Weather in Mahoning County, Ohio for September 2025
Your guide to Mahoning County weather in September - trends and predictions
Until now, September 2025 in Mahoning County is slightly cooler than the historical average by -1.3 °F.
The forecast for the upcoming days in Mahoning County predicts a temperature of 26.4 °F, which is slightly above the historical average.
In general, the average temperature in Mahoning County at the beginning of September is 23 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 22.3 °F by the end of September.
Mahoning County experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 181.4 mm.
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Temperatures
Rain 🌧️
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22
Dry days
8
Rainy days
0
Snow days
24°/14°
Temperatures
16 km/h
Avg max wind
69 %
Avg humidity
Mahoning County Weather September
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Temperatures trend during September in Mahoning County
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September weather in Mahoning County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Fog | 25° /13° | 0 mm | 6 | |
| Sept. 2 |  Partly cloudy | 22° /11° | 0 mm | 6 | |
| Sept. 3 |  Sunny | 24° /10° | 0 mm | 6 | |
| Sept. 4 | Sunny | 22° /12° | 12.9 mm | 6 | |
| Sept. 5 | Sunny | 27° /7° | 0 mm | 7 | |
| Sept. 6 | Sunny | 24° /12° | 31.8 mm | 6 | |
| Sept. 7 |  Patchy rain possible | 17° /9° | 0.2 mm | 4 | |
| Sept. 8 | Sunny | 19° /6° | 0 mm | 5 | |
| Sept. 9 | Partly cloudy | 25° /9° | 0 mm | 7 | |
| Sept. 10 | Sunny | 26° /11° | 0 mm | 7 | |
| Sept. 11 | Sunny | 26° /13° | 0 mm | 6 | |
| Sept. 12 | Sunny | 27° /11° | 0 mm | 7 | |
| Sept. 13 |  Cloudy | 27° /15° | 0 mm | 6 | |
| Sept. 14 | Sunny | 29° /13° | 0 mm | 7 | |
| Sept. 15 | Sunny | 28° /15° | 0 mm | 7 | |
| Sept. 16 |  Overcast | 25° /14° | 0 mm | 6 | |
| Sept. 17 | Partly cloudy | 29° /14° | 0 mm | 1.4 | |
| Sept. 18 | Sunny | 29° /15° | 0 mm | 1.4 | |
| Sept. 19 | Partly cloudy | 24° /16° | 0 mm | 1.4 | |
| Sept. 20 | Patchy rain possible | 30° /12° | 0.3 mm | 1.4 | |
| Sept. 21 | Patchy rain possible | 30° /16° | 0.7 mm | 0 | |
| Sept. 22 | Patchy rain possible | 30° /16° | 0.4 mm | 5 | |
| Sept. 23 |  Moderate rain | 31° /17° | 13.2 mm | 5 | |
| Sept. 24 | Sunny | 26° /16° | 0 mm | 6 | |
| Sept. 25 | Sunny | 22° /12° | 0 mm | 5 | |
| Sept. 26 | Sunny | 26° /12° | 0 mm | 5 | |
| Sept. 27 | Partly cloudy | 25° /14° | 0 mm | 5 | |
| Sept. 28 | Cloudy | 22° /14° | 0 mm | 4 | |
| Sept. 29 | Moderate rain | 19° /15° | 5.6 mm | 4 | |
| Sept. 30 |  Moderate or heavy rain shower | 16° /14° | 21 mm | 4 | |
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Important Notice
Our weather forecast for Mahoning County 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 Mahoning County forecast closer to your planned date for the most up-to-date weather information.
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Mahoning County in September - FAQ
What are the expected maximum and minimum temperatures in Mahoning County 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 Mahoning County during September?
Significant rainfall exceeding 181.4 mm is expected in Mahoning County during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Mahoning County during September?
The average wind speed in Mahoning County during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Mahoning County
Explore the daily rainfall trends and prepare for Mahoning Countys September weather 💧
UV exposure in Mahoning County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Mahoning County?Get accurate weather forecasts for Mahoning County, located at latitude 41.1 and longitude -80.65. Stay updated with localized weather information tailored for Mahoning County.
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