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Weather in Cape May for September 2025

Your guide to Cape May weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Cape May at the beginning of September is 22.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 22 °F by the end of September.

    • Rain 🌧️

  • The climate of Cape May in September is notably wet, with an average of 12 rainy days, and a total of 104.4 mm of precipitation.

    • More

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Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/19°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Cape May Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
26°
2
Overcast
25°
3
Sunny
20°
4
Overcast
21°
5
Overcast
22°
6
Patchy rain possible
23°
7
Moderate or heavy rain shower
22°
8
Sunny
20°
9
Sunny
21°
10
Sunny
24°
11
Sunny
22°
12
Sunny
22°
13
Overcast
23°
14
Sunny
23°
15
Sunny
22°
16
Overcast
22°
17
Moderate rain at times
22°
18
Moderate or heavy rain shower
22°
19
Patchy rain possible
23°
20
Overcast
22°
21
Patchy rain possible
23°
22
Cloudy
21°
23
Cloudy
21°
24
Overcast
20°
25
Moderate rain at times
22°
26
Overcast
25°
27
Moderate rain at times
23°
28
Moderate or heavy rain shower
23°
29
Moderate rain at times
21°
30
Overcast
20°

Temperatures trend during September in Cape May

See the weather trend as well as the moving average line

September weather in Cape May day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Patchy rain possible
Patchy rain possible
 26° /22° 1.5 mm 6
Sept. 2 Overcast
Overcast
 25° /19° 0.6 mm 6
Sept. 3 Sunny
Sunny
 20° /16° 0 mm 6
Sept. 4 Overcast
Overcast
 21° /18° 0 mm 5
Sept. 5 Overcast
Overcast
 22° /19° 0 mm 5
Sept. 6 Patchy rain possible
Patchy rain possible
 23° /20° 0.3 mm 5
Sept. 7 Moderate or heavy rain shower
Moderate or heavy rain shower
 22° /17° 2.2 mm 5
Sept. 8 Sunny
Sunny
 20° /14° 0 mm 6
Sept. 9 Sunny
Sunny
 21° /16° 0 mm 6
Sept. 10 Sunny
Sunny
 24° /18° 0 mm 6
Sept. 11 Sunny
Sunny
 22° /17° 0 mm 6
Sept. 12 Sunny
Sunny
 22° /18° 0 mm 6
Sept. 13 Overcast
Overcast
 23° /19° 0 mm 5
Sept. 14 Sunny
Sunny
 23° /19° 0 mm 6
Sept. 15 Sunny
Sunny
 22° /19° 0 mm 6
Sept. 16 Overcast
Overcast
 22° /19° 0 mm 5
Sept. 17 Moderate rain at times
Moderate rain at times
 22° /20° 6.6 mm 5
Sept. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 22° /19° 10.7 mm 5
Sept. 19 Patchy rain possible
Patchy rain possible
 23° /19° 1.2 mm 5
Sept. 20 Overcast
Overcast
 22° /19° 0 mm 5
Sept. 21 Patchy rain possible
Patchy rain possible
 23° /18° 0.2 mm 5
Sept. 22 Cloudy
Cloudy
 21° /17° 0 mm 5
Sept. 23 Cloudy
Cloudy
 21° /17° 0 mm 5
Sept. 24 Overcast
Overcast
 20° /18° 1.1 mm 5
Sept. 25 Moderate rain at times
Moderate rain at times
 22° /20° 1.6 mm 5
Sept. 26 Overcast
Overcast
 25° /21° 0 mm 6
Sept. 27 Moderate rain at times
Moderate rain at times
 23° /21° 9.3 mm 5
Sept. 28 Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /19° 67.2 mm 5
Sept. 29 Moderate rain at times
Moderate rain at times
 21° /19° 1.8 mm 5
Sept. 30 Overcast
Overcast
 20° /18° 0 mm 5
Next
Important Notice
Our weather forecast for Cape May 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 forecast closer to your planned date for the most up-to-date weather information.
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Cape May in September - FAQ

What are the expected maximum and minimum temperatures in Cape May 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 during September?
Significant rainfall exceeding 104.4 mm is expected in Cape May during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cape May during September?
The average wind speed in Cape May during September is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cape May

Explore the daily rainfall trends and prepare for Cape Mays September weather 💧

UV exposure in Cape May during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Cape May?

Get accurate weather forecasts for Cape May, located at latitude 38.935 and longitude -74.906. Stay updated with localized weather information tailored for Cape May.

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