World Resorts USA Carolina Beach Weather

Carolina Beach weather in September

Weather in Carolina Beach: September

Average day temperature: 80.3°F
Average night temperature: 71.9°F
Sea water temperature: 79.6°F
Number of sunny days: 11 days
Day length: 11.9 - 12.9 hours
Number of rainy days: 3 days
Precipitation totals: 1.8 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 90°F. At the same time the lowest night temperature was 65°F. Daily and nightly averages during September were 78.3°F and 71.8°F.

Sea water temperature in Carolina Beach in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 78.0°F. The highest and lowest sea temperatures during the month were 80.2°F and 74.8°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

Precipitation total value in Carolina Beach in September is 1.8 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 8.3 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.5.

Best time for vacation in Carolina Beach

Sunniest months:
October 16 days
April 16 days
November 15 days
Warmest months:
July 86.0 °F
August 84.5 °F
June 82.4 °F
Warmest sea temp:
July 82.4 °F
August 82.3 °F
September 79.6 °F
Coldest months:
January 52.6 °F
February 56.2 °F
December 56.7 °F
Rainiest months:
July 5 days
August 5 days
June 4 days
Windiest months:
March 9.6 mph
April 9.3 mph
February 9.1 mph

Carolina Beach on a weather map

Carolina Beach
+52°F
SW 4 mph
Feels like: +50°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+9°F
24 Hours Forecast
Carolina Beach
Local time: 23:15
December 05, friday
0000
52°F
SW
4 mph
0300
52°F
W
6 mph
0600
48°F
SW
6 mph
0900
48°F
SW
7 mph
1200
50°F
SW
6 mph
1500
48°F
S
9 mph
1800
46°F
S
9 mph
2100
45°F
S
11 mph
Units of measurement: °C / °F