Clayton (NJ)
September
Weather in Clayton, New Jersey for September 2026
Your guide to Clayton weather in September - trends and predictions
In general, the average temperature in Clayton at the beginning of September is 26.1 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 23.6 °F by the end of September.
Clayton experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 65.6 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
24°/16°
Temperatures
16 km/h
Avg max wind
71 %
Avg humidity
Clayton Weather September
Move between months or click on a day
Temperatures trend during September in Clayton
See the weather trend as well as the moving average line
September weather in Clayton day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 26° /19° | 0.1 mm | 6 | |
| Sept. 2 |  Cloudy | 27° /18° | 0 mm | 7 | |
| Sept. 3 |  Sunny | 24° /15° | 0 mm | 6 | |
| Sept. 4 |  Overcast | 27° /15° | 0 mm | 6 | |
| Sept. 5 | Sunny | 29° /16° | 21 mm | 7 | |
| Sept. 6 | Patchy rain possible | 29° /19° | 10.7 mm | 6 | |
| Sept. 7 |  Moderate rain at times | 21° /15° | 12.8 mm | 5 | |
| Sept. 8 | Sunny | 23° /12° | 0 mm | 6 | |
| Sept. 9 | Sunny | 24° /13° | 0 mm | 7 | |
| Sept. 10 | Sunny | 24° /15° | 0 mm | 6 | |
| Sept. 11 | Sunny | 27° /15° | 0 mm | 7 | |
| Sept. 12 | Sunny | 27° /16° | 0 mm | 7 | |
| Sept. 13 | Cloudy | 26° /17° | 0 mm | 6 | |
| Sept. 14 | Sunny | 29° /16° | 0 mm | 7 | |
| Sept. 15 | Patchy rain possible | 27° /18° | 0.2 mm | 7 | |
| Sept. 16 | Overcast | 25° /15° | 0 mm | 6 | |
| Sept. 17 | Patchy rain possible | 22° /17° | 4.9 mm | 5 | |
| Sept. 18 | Patchy rain possible | 25° /19° | 2.1 mm | 6 | |
| Sept. 19 |  Heavy rain at times | 28° /18° | 7.8 mm | 6 | |
| Sept. 20 | Patchy rain possible | 22° /18° | 0.3 mm | 5 | |
| Sept. 21 | Overcast | 23° /17° | 0 mm | 6 | |
| Sept. 22 | Cloudy | 24° /16° | 0 mm | 6 | |
| Sept. 23 | Patchy rain possible | 25° /16° | 0.2 mm | 6 | |
| Sept. 24 | Overcast | 24° /17° | 0.6 mm | 6 | |
| Sept. 25 | Moderate or heavy rain shower | 23° /19° | 24.5 mm | 6 | |
| Sept. 26 | Patchy rain possible | 27° /21° | 5.2 mm | 6 | |
| Sept. 27 | Moderate rain at times | 25° /18° | 1.9 mm | 6 | |
| Sept. 28 | Moderate rain at times | 22° /17° | 63.7 mm | 5 | |
| Sept. 29 | Moderate rain at times | 22° /16° | 2.2 mm | 5 | |
| Sept. 30 | Overcast | 22° /17° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Clayton 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 Clayton forecast closer to your planned date for the most up-to-date weather information.
Change Month
Clayton in September - FAQ
What are the expected maximum and minimum temperatures in Clayton during September?
During September, expect a variety of temperatures with highs around 24° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Clayton during September?
Moderate rainfall is anticipated in Clayton during September, with a total of 65.6 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Clayton during September?
The average wind speed in Clayton during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Clayton
Explore the daily rainfall trends and prepare for Claytons September weather 💧
UV exposure in Clayton during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Clayton weather pages
You are here
Where is Clayton?Get accurate weather forecasts for Clayton, located at latitude 39.66 and longitude -75.092. Stay updated with localized weather information tailored for Clayton.
Found a mistake?
We appreciate your attention to details. Tell us here.