Wilkes-Barre (PA)
September
Weather in Wilkes-Barre, Pennsylvania for September 2025
Your guide to Wilkes-Barre weather in September - trends and predictions
In general, the average temperature in Wilkes-Barre at the beginning of September is 22.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.9 °F by the end of September.
With an average of 5 rainy days, Wilkes-Barre experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
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25
Dry days
5
Rainy days
0
Snow days
22°/11°
Temperatures
11 km/h
Avg max wind
76 %
Avg humidity
Wilkes-Barre Weather September
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Temperatures trend during September in Wilkes-Barre
See the weather trend as well as the moving average line
September weather in Wilkes-Barre day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Fog | 26° /17° | 0.5 mm | 6 | |
| Sept. 2 |  Partly cloudy | 20° /7° | 0 mm | 6 | |
| Sept. 3 |  Sunny | 21° /4° | 0 mm | 6 | |
| Sept. 4 | Sunny | 23° /7° | 0 mm | 6 | |
| Sept. 5 | Sunny | 24° /7° | 0 mm | 6 | |
| Sept. 6 | Fog | 24° /8° | 0.4 mm | 5 | |
| Sept. 7 |  Light rain shower | 17° /6° | 9.4 mm | 4 | |
| Sept. 8 | Mist | 19° /2° | 0 mm | 4 | |
| Sept. 9 |  Cloudy | 22° /3° | 0 mm | 5 | |
| Sept. 10 | Partly cloudy | 23° /8° | 0 mm | 6 | |
| Sept. 11 | Sunny | 25° /7° | 0 mm | 7 | |
| Sept. 12 | Partly cloudy | 26° /10° | 0 mm | 7 | |
| Sept. 13 | Sunny | 28° /10° | 0 mm | 7 | |
| Sept. 14 | Sunny | 28° /11° | 0 mm | 7 | |
| Sept. 15 | Partly cloudy | 27° /12° | 0 mm | 7 | |
| Sept. 16 |  Overcast | 24° /10° | 0 mm | 5 | |
| Sept. 17 | Cloudy | 23° /12° | 0 mm | 5 | |
| Sept. 18 | Fog | 23° /9° | 0 mm | 5 | |
| Sept. 19 | Fog | 24° /13° | 0 mm | 5 | |
| Sept. 20 | Fog | 24° /11° | 0 mm | 5 | |
| Sept. 21 | Light rain shower | 20° /16° | 5.6 mm | 5 | |
| Sept. 22 | Overcast | 19° /15° | 0 mm | 4 | |
| Sept. 23 | Overcast | 16° /12° | 0 mm | 4 | |
| Sept. 24 |  Moderate rain at times | 16° /14° | 4.6 mm | 4 | |
| Sept. 25 |  Moderate rain | 17° /15° | 29.2 mm | 4 | |
| Sept. 26 |  Torrential rain shower | 22° /15° | 72.9 mm | 5 | |
| Sept. 27 | Mist | 18° /16° | 0 mm | 4 | |
| Sept. 28 | Overcast | 18° /16° | 0 mm | 4 | |
| Sept. 29 | Overcast | 17° /15° | 0 mm | 4 | |
| Sept. 30 | Overcast | 17° /14° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Wilkes-Barre 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 Wilkes-Barre forecast closer to your planned date for the most up-to-date weather information.
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Wilkes-Barre in September - FAQ
What are the expected maximum and minimum temperatures in Wilkes-Barre 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 Wilkes-Barre during September?
Significant rainfall exceeding 122.6 mm is expected in Wilkes-Barre during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Wilkes-Barre during September?
The average wind speed in Wilkes-Barre during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Wilkes-Barre
Explore the daily rainfall trends and prepare for Wilkes-Barres September weather 💧
UV exposure in Wilkes-Barre during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Wilkes-Barre?Get accurate weather forecasts for Wilkes-Barre, located at latitude 41.246 and longitude -75.881. Stay updated with localized weather information tailored for Wilkes-Barre.
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