Gloucester County (Clayton)
September
Weather in Gloucester County, New Jersey for September 2027
Your guide to Gloucester County weather in September - trends and predictions
In general, the average temperature in Gloucester County at the beginning of September is 26.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22 °C by the end of September.
Gloucester County experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 158.2 mm.
Is September a good time to visit Gloucester County? check out the best time to travel to Gloucester County page.
✨ Is September a good time to visit Gloucester County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
21
Dry days
9
Rainy days
0
Snow days
25°/17°
Temperatures
16 km/h
Avg max wind
73 %
Avg humidity
Gloucester County Weather September
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Temperatures trend during September in Gloucester County
See the weather trend as well as the moving average line
September weather in Gloucester County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 29° /20° | 2.4 mm | 6 | |
| Sept. 2 |  Cloudy | 26° /19° | 0.3 mm | 5 | |
| Sept. 3 |  Light rain | 26° /17° | 3.5 mm | 4 | |
| Sept. 4 |  Overcast | 28° /17° | 0.3 mm | 7 | |
| Sept. 5 |  Moderate rain | 28° /18° | 14.5 mm | 6 | |
| Sept. 6 | Light rain | 28° /18° | 7.2 mm | 7 | |
| Sept. 7 |  Moderate rain at times | 23° /16° | 8.6 mm | 6 | |
| Sept. 8 |  Sunny | 24° /13° | 0 mm | 7 | |
| Sept. 9 | Sunny | 25° /15° | 0 mm | 6 | |
| Sept. 10 | Overcast | 26° /17° | 0 mm | 5 | |
| Sept. 11 | Sunny | 27° /17° | 0.6 mm | 5 | |
| Sept. 12 | Sunny | 27° /16° | 0 mm | 6 | |
| Sept. 13 | Light rain | 27° /18° | 3.5 mm | 5 | |
| Sept. 14 | Sunny | 27° /17° | 0.2 mm | 7 | |
| Sept. 15 | Patchy rain possible | 26° /16° | 0.1 mm | 7 | |
| Sept. 16 | Overcast | 25° /15° | 0 mm | 6 | |
| Sept. 17 | Moderate rain | 24° /18° | 11.2 mm | 5 | |
| Sept. 18 | Patchy rain possible | 25° /19° | 1.4 mm | 5 | |
| Sept. 19 |  Heavy rain at times | 26° /18° | 5.2 mm | 5 | |
| Sept. 20 | Light rain | 23° /18° | 4.9 mm | 4 | |
| Sept. 21 | Patchy rain possible | 23° /17° | 1.3 mm | 4 | |
| Sept. 22 | Light rain | 22° /16° | 2.5 mm | 4 | |
| Sept. 23 | Patchy rain possible | 23° /15° | 2.1 mm | 4 | |
| Sept. 24 | Overcast | 22° /16° | 0.4 mm | 4 | |
| Sept. 25 | Moderate rain | 23° /17° | 16.3 mm | 4 | |
| Sept. 26 | Light rain | 23° /18° | 8.2 mm | 4 | |
| Sept. 27 | Moderate rain | 22° /17° | 18.6 mm | 4 | |
| Sept. 28 |  Heavy rain | 20° /16° | 43.5 mm | 4 | |
| Sept. 29 | Patchy rain possible | 22° /16° | 1.4 mm | 3 | |
| Sept. 30 | Overcast | 23° /17° | 0.1 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Gloucester 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 Gloucester County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gloucester County in September - FAQ
What are the expected maximum and minimum temperatures in Gloucester County during September?
During September, expect a variety of temperatures with highs around 25° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gloucester County during September?
Significant rainfall exceeding 158.2 mm is expected in Gloucester County during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gloucester County during September?
The average wind speed in Gloucester County during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gloucester County
Explore the daily rainfall trends and prepare for Gloucester Countys September weather 💧
Typically, Gloucester County has 9 rainy days in September with a total of 158.2 mm of rainfall.
UV exposure in Gloucester County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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