Cape May County (Cape May)
September
Weather in Cape May County, New Jersey for September 2025
Your guide to Cape May County weather in September - trends and predictions
The forecast for the next days in Cape May County predicts temperatures to be around 23 °F, close to the historical average.
In general, the average temperature in Cape May County at the beginning of September is 24.3 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22 °F by the end of September.
Cape May County experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 104.4 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
22°/19°
Temperatures
24 km/h
Avg max wind
79 %
Avg humidity
Cape May County Weather September
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Temperatures trend during September in Cape May County
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September weather in Cape May County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 25° /20° | 0.8 mm | 6 | |
| Sept. 2 |  Overcast | 24° /18° | 0.3 mm | 6 | |
| Sept. 3 |  Sunny | 21° /16° | 0 mm | 6 | |
| Sept. 4 | Overcast | 22° /17° | 0 mm | 5 | |
| Sept. 5 | Patchy rain possible | 31° /20° | 1.3 mm | 1.8 | |
| Sept. 6 | Patchy rain possible | 27° /21° | 4.6 mm | 1.7 | |
| Sept. 7 |  Heavy rain | 20° /17° | 33.1 mm | 0.7 | |
| Sept. 8 |  Partly cloudy | 24° /15° | 0 mm | 1.7 | |
| Sept. 9 | Sunny | 22° /18° | 0 mm | 0 | |
| Sept. 10 | Overcast | 21° /20° | 0 mm | 5 | |
| Sept. 11 | Patchy rain possible | 22° /19° | 0.3 mm | 5 | |
| Sept. 12 | Sunny | 22° /19° | 0 mm | 5 | |
| Sept. 13 | Sunny | 20° /15° | 0 mm | 5 | |
| Sept. 14 | Sunny | 20° /17° | 0 mm | 5 | |
| Sept. 15 | Sunny | 21° /18° | 0 mm | 5 | |
| Sept. 16 | Sunny | 22° /18° | 0 mm | 5 | |
| Sept. 17 | Sunny | 23° /18° | 0 mm | 6 | |
| Sept. 18 | Patchy rain possible | 24° /19° | 0.2 mm | 5 | |
| Sept. 19 | Patchy rain possible | 23° /19° | 1.2 mm | 5 | |
| Sept. 20 | Overcast | 22° /19° | 0 mm | 5 | |
| Sept. 21 | Patchy rain possible | 23° /18° | 0.2 mm | 5 | |
| Sept. 22 |  Cloudy | 21° /17° | 0 mm | 5 | |
| Sept. 23 | Cloudy | 21° /17° | 0 mm | 5 | |
| Sept. 24 | Overcast | 20° /18° | 1.1 mm | 5 | |
| Sept. 25 |  Moderate rain at times | 22° /20° | 1.6 mm | 5 | |
| Sept. 26 | Overcast | 25° /21° | 0 mm | 6 | |
| Sept. 27 | Moderate rain at times | 23° /21° | 9.3 mm | 5 | |
| Sept. 28 | Moderate or heavy rain shower | 23° /19° | 67.2 mm | 5 | |
| Sept. 29 | Moderate rain at times | 21° /19° | 1.8 mm | 5 | |
| Sept. 30 | Overcast | 20° /18° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Cape May 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 Cape May County forecast closer to your planned date for the most up-to-date weather information.
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Cape May County in September - FAQ
What are the expected maximum and minimum temperatures in Cape May County during September?
During September, expect a variety of temperatures with highs around 22° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cape May County during September?
Significant rainfall exceeding 104.4 mm is expected in Cape May County during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cape May County during September?
The average wind speed in Cape May County during September is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Cape May County
Explore the daily rainfall trends and prepare for Cape May Countys September weather 💧
UV exposure in Cape May County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Cape May County?Get accurate weather forecasts for Cape May County, located at latitude 38.935 and longitude -74.906. Stay updated with localized weather information tailored for Cape May County.
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