North Topsail Beach Weather: September
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Average Day Temperature: | 84.2°F |
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Average Night Temperature: | 72.4°F |
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Sea Water Temperature: | 82.8°F |
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Number of Sunny Days: | 12 days |
| Sunshine Hours: | 11.8 - 12.9 hours | |
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Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.3 in | |
| detailed information | ||
forecast
| North Topsail Beach |
Temperature
| North Topsail Beach |
Air Temperature in September, °F
The highest day temperature in September 2025 was 94°F. The lowest night temperature was 65°F. The average values for day and night temperatures during September were 84.1°F и 71.5°F respectivly.
North Topsail Beach Water Sea Temperature in September, °F
The average sea surface temperature in September 2025 for North Topsail Beach was 80.8°F. The maximum and minimum values were 77.6°F and 83.6°F respectively.
You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in September, in
Precipitation total in September for North Topsail Beach is 1.3 in.
The average wind speed in September is 7.6 mph. This value is relatively stable throughout the year.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for North Topsail Beach in September is 7.2 hours.
| Chicago | ![]() |
-2 |
| Hawaii | ![]() |
+78 |
| Honolulu | ![]() |
+78 |
| Houston | ![]() |
+44 |
| Las Vegas | ![]() |
+40 |
| Los Angeles | ![]() |
+52 |
| Maui | ![]() |
+72 |
| Miami | ![]() |
+72 |
| Miami Beach | ![]() |
+80 |
| New York | ![]() |
+20 |
| San Diego | ![]() |
+54 |
| San Francisco | ![]() |
+46 |
| Sarasota | ![]() |
+62 |
| Tampa | ![]() |
+62 |
| Washington | ![]() |
+28 |
| 0600 | ![]() |
44°F | SW 9 mph |
| 0900 | ![]() |
44°F | SW 9 mph |
| 1200 | ![]() |
44°F | SW 7 mph |
| 1500 | ![]() |
46°F | S 5 mph |
| 1800 | ![]() |
44°F | S 7 mph |
| 2100 | ![]() |
42°F | SE 9 mph |
| 0000 | ![]() |
40°F | S 7 mph |
| 0300 | ![]() |
40°F | S 7 mph |































