Weirton (WV)
September
Weather in Weirton, West Virginia for September 2026
Your guide to Weirton weather in September - trends and predictions
So far, September 2026 in Weirton shows a warmer trend than usual by 2.1 °F.
The forecast for the next days in Weirton predicts a temperature of 21.9 °F, which is cooler than the historical average.
In general, the average temperature in Weirton at the beginning of September is 26 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.9 °F by the end of September.
The climate of Weirton in September is notably wet, with an average of 14 rainy days, and a total of 205.7 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
16
Dry days
14
Rainy days
0
Snow days
24°/13°
Temperatures
12 km/h
Avg max wind
71 %
Avg humidity
Weirton Weather September
Move between months or click on a day
Temperatures trend during September in Weirton
See the weather trend as well as the moving average line
September weather in Weirton day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 29° /16° | 0.1 mm | 6 | |
| Sept. 2 |  Partly cloudy | 27° /14° | 0 mm | 6 | |
| Sept. 3 |  Sunny | 28° /14° | 0.2 mm | 6 | |
| Sept. 4 | Partly cloudy | 25° /15° | 16.9 mm | 6 | |
| Sept. 5 | Sunny | 27° /14° | 2.1 mm | 5 | |
| Sept. 6 |  Moderate or heavy rain shower | 24° /13° | 24.5 mm | 6 | |
| Sept. 7 | Patchy rain possible | 22° /10° | 2.1 mm | 5 | |
| Sept. 8 | Sunny | 23° /9° | 0 mm | 5 | |
| Sept. 9 | Sunny | 26° /12° | 2.5 mm | 6 | |
| Sept. 10 | Sunny | 27° /14° | 6.4 mm | 5 | |
| Sept. 11 | Sunny | 26° /14° | 0.2 mm | 5 | |
| Sept. 12 | Sunny | 28° /13° | 6.4 mm | 5 | |
| Sept. 13 |  Overcast | 27° /14° | 1.5 mm | 5 | |
| Sept. 14 | Sunny | 26° /13° | 0 mm | 7 | |
| Sept. 15 | Overcast | 28° /12° | 0 mm | 6 | |
| Sept. 16 | Overcast | 26° /15° | 0.7 mm | 5 | |
| Sept. 17 | Light rain shower | 28° /21° | 5.4 mm | 6.7 | |
| Sept. 18 |  Fog | 23° /16° | 0.5 mm | 6.9 | |
| Sept. 19 | Sunny | 26° /14° | 3.9 mm | 5.6 | |
| Sept. 20 | Light rain shower | 25° /15° | 6.8 mm | 3.2 | |
| Sept. 21 | Overcast | 24° /11° | 0.1 mm | 5 | |
| Sept. 22 | Fog | 25° /19° | 4.3 mm | 6 | |
| Sept. 23 | Sunny | 24° /16° | 0.6 mm | 6 | |
| Sept. 24 | Overcast | 18° /13° | 0 mm | 5 | |
| Sept. 25 | Sunny | 14° /9° | 0.1 mm | 4 | |
| Sept. 26 | Sunny | 16° /7° | 0 mm | 5 | |
| Sept. 27 | Sunny | 18° /6° | 0 mm | 5 | |
| Sept. 28 | Sunny | 21° /10° | 0 mm | 6 | |
| Sept. 29 | Sunny | 23° /11° | 0 mm | 6 | |
| Sept. 30 | Overcast | 22° /13° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Weirton 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 Weirton forecast closer to your planned date for the most up-to-date weather information.
Change Month
Weirton in September - FAQ
What are the expected maximum and minimum temperatures in Weirton during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Weirton during September?
Significant rainfall exceeding 205.7 mm is expected in Weirton during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Weirton during September?
The average wind speed in Weirton during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Weirton
Explore the daily rainfall trends and prepare for Weirtons September weather 💧
Typically, Weirton has 14 rainy days in September with a total of 205.7 mm of rainfall.
UV exposure in Weirton during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Weirton weather pages
You are here
Where is Weirton?Get accurate weather forecasts for Weirton, located at latitude 40.419 and longitude -80.59. Stay updated with localized weather information tailored for Weirton.
Found a mistake?
We appreciate your attention to details. Tell us here.