Reading (PA)
September
Weather in Reading, Pennsylvania for September 2025
Your guide to Reading weather in September - trends and predictions
In general, the average temperature in Reading at the beginning of September is 23.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.6 °F by the end of September.
The climate of Reading in September is notably wet, with an average of 11 rainy days, and a total of 75.8 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
19
Dry days
11
Rainy days
0
Snow days
23°/13°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Reading Weather September
Move between months or click on a day
Temperatures trend during September in Reading
See the weather trend as well as the moving average line
September weather in Reading day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Moderate or heavy rain shower | 27° /19° | 15 mm | 6 | |
| Sept. 2 |  Overcast | 23° /14° | 0 mm | 5 | |
| Sept. 3 |  Sunny | 23° /9° | 0 mm | 6 | |
| Sept. 4 |  Partly cloudy | 23° /9° | 0 mm | 6 | |
| Sept. 5 | Sunny | 25° /9° | 0 mm | 7 | |
| Sept. 6 | Overcast | 24° /12° | 0 mm | 5 | |
| Sept. 7 | Moderate rain at times | 20° /11° | 2.4 mm | 5 | |
| Sept. 8 | Sunny | 20° /7° | 0 mm | 6 | |
| Sept. 9 | Partly cloudy | 24° /7° | 0 mm | 6 | |
| Sept. 10 | Sunny | 26° /11° | 0 mm | 7 | |
| Sept. 11 | Partly cloudy | 27° /11° | 0 mm | 7 | |
| Sept. 12 | Sunny | 26° /13° | 0 mm | 7 | |
| Sept. 13 | Sunny | 26° /12° | 0 mm | 7 | |
| Sept. 14 | Partly cloudy | 28° /14° | 0 mm | 7 | |
| Sept. 15 | Partly cloudy | 28° /14° | 0 mm | 7 | |
| Sept. 16 | Overcast | 24° /12° | 0 mm | 5 | |
| Sept. 17 | Overcast | 24° /16° | 0 mm | 5 | |
| Sept. 18 |  Patchy rain possible | 23° /16° | 1.3 mm | 5 | |
| Sept. 19 | Moderate or heavy rain shower | 25° /14° | 8.1 mm | 6 | |
| Sept. 20 | Overcast | 26° /16° | 0 mm | 6 | |
| Sept. 21 | Patchy rain possible | 24° /17° | 0.2 mm | 5 | |
| Sept. 22 | Overcast | 22° /15° | 0 mm | 5 | |
| Sept. 23 | Patchy rain possible | 20° /13° | 1.6 mm | 5 | |
| Sept. 24 | Overcast | 20° /13° | 0.1 mm | 5 | |
| Sept. 25 | Moderate or heavy rain shower | 18° /15° | 17.7 mm | 4 | |
| Sept. 26 | Patchy rain possible | 26° /19° | 4.2 mm | 6 | |
| Sept. 27 | Moderate rain at times | 20° /17° | 4 mm | 5 | |
| Sept. 28 | Patchy rain possible | 20° /16° | 3.2 mm | 5 | |
| Sept. 29 | Patchy rain possible | 16° /15° | 0.6 mm | 4 | |
| Sept. 30 |  Light rain | 17° /13° | 17.4 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Reading 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 Reading forecast closer to your planned date for the most up-to-date weather information.
Change Month
Reading in September - FAQ
What are the expected maximum and minimum temperatures in Reading during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Reading during September?
Moderate rainfall is anticipated in Reading during September, with a total of 75.8 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Reading during September?
The average wind speed in Reading during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Reading
Explore the daily rainfall trends and prepare for Readings September weather 💧
UV exposure in Reading during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Reading weather pages
You are here
Where is Reading?Get accurate weather forecasts for Reading, located at latitude 40.336 and longitude -75.927. Stay updated with localized weather information tailored for Reading.
Found a mistake?
We appreciate your attention to details. Tell us here.