Erie (PA)
September
Weather in Erie, Pennsylvania for September 2027
Your guide to Erie weather in September - trends and predictions
In general, the average temperature in Erie at the beginning of September is 23.2 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.9 °C by the end of September.
Erie experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 126.1 mm.
Is September a good time to visit Erie? check out the best time to travel to Erie page.
✨ Is September a good time to visit Erie? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
21
Dry days
9
Rainy days
0
Snow days
22°/17°
Temperatures
23 km/h
Avg max wind
77 %
Avg humidity
Erie Weather September
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Temperatures trend during September in Erie
See the weather trend as well as the moving average line
September weather in Erie day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 25° /20° | 1.2 mm | 7 | |
| Sept. 2 |  Heavy rain | 25° /19° | 42.8 mm | 5 | |
| Sept. 3 |  Moderate rain | 26° /20° | 13.5 mm | 4 | |
| Sept. 4 |  Light rain | 22° /19° | 4.3 mm | 4 | |
| Sept. 5 |  Overcast | 25° /16° | 0 mm | 7 | |
| Sept. 6 |  Moderate or heavy rain shower | 22° /17° | 5.6 mm | 6 | |
| Sept. 7 | Light rain | 20° /16° | 3 mm | 6 | |
| Sept. 8 |  Cloudy | 20° /16° | 0 mm | 4 | |
| Sept. 9 | Light rain | 23° /16° | 7.2 mm | 4 | |
| Sept. 10 |  Sunny | 22° /17° | 0.4 mm | 5 | |
| Sept. 11 | Sunny | 22° /16° | 0 mm | 6 | |
| Sept. 12 | Moderate rain | 23° /16° | 11.5 mm | 4 | |
| Sept. 13 | Sunny | 23° /16° | 0.5 mm | 5 | |
| Sept. 14 | Sunny | 21° /16° | 0 mm | 6 | |
| Sept. 15 | Sunny | 23° /16° | 0 mm | 4 | |
| Sept. 16 | Patchy rain possible | 22° /18° | 2.4 mm | 4 | |
| Sept. 17 | Patchy rain possible | 22° /18° | 2.2 mm | 4 | |
| Sept. 18 | Sunny | 21° /16° | 0.2 mm | 5 | |
| Sept. 19 | Cloudy | 20° /16° | 0.4 mm | 4 | |
| Sept. 20 | Overcast | 22° /15° | 0.6 mm | 4 | |
| Sept. 21 | Patchy rain possible | 22° /17° | 1.4 mm | 4 | |
| Sept. 22 | Patchy rain possible | 22° /16° | 2.4 mm | 4 | |
| Sept. 23 | Light rain | 21° /16° | 3.2 mm | 5 | |
| Sept. 24 | Moderate or heavy rain shower | 19° /15° | 8.1 mm | 5 | |
| Sept. 25 |  Heavy rain at times | 20° /16° | 14.3 mm | 5 | |
| Sept. 26 | Patchy rain possible | 19° /16° | 0.1 mm | 3 | |
| Sept. 27 | Overcast | 21° /15° | 0 mm | 5 | |
| Sept. 28 | Patchy rain possible | 20° /17° | 0.6 mm | 4 | |
| Sept. 29 | Patchy rain possible | 19° /15° | 0.5 mm | 4 | |
| Sept. 30 | Overcast | 21° /16° | 0 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Erie 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 Erie forecast closer to your planned date for the most up-to-date weather information.
Change Month
Erie in September - FAQ
What are the expected maximum and minimum temperatures in Erie during September?
During September, expect a variety of temperatures with highs around 22° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Erie during September?
Significant rainfall exceeding 126.1 mm is expected in Erie during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Erie during September?
The average wind speed in Erie during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Erie
Explore the daily rainfall trends and prepare for Eries September weather 💧
Typically, Erie has 9 rainy days in September with a total of 126.1 mm of rainfall.
UV exposure in Erie during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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