New Haven Weather: September
 |
Average Day Temperature: | 74.2°F |
|
Average Night Temperature: | 63.8°F |
|
Sea Water Temperature: | 73.9°F |
|
Number of Sunny Days: | 14 days |
| Sunshine Hours: | 11.8 - 13.1 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 1.4 in | |
| detailed information | ||
forecast
| New Haven |
Temperature
| New Haven |
Air Temperature in September, °F
The highest day temperature in September 2024 was 87°F. The lowest night temperature was 53°F. The average values for day and night temperatures during September were 74.2°F и 60.7°F respectivly.
New Haven Water Sea Temperature in September, °F
The average sea surface temperature in September 2024 for New Haven was 72.9°F. The maximum and minimum values were 70.0°F and 76.4°F respectively.
Most of the days in September are sunny but you can also expect cloudy and gloomy days.
Precipitation Totals in September, in
Precipitation total in September for New Haven is 1.4 in.
The average wind speed in September is 8.3 mph. It makes September one of the most windless months of the year for New Haven.
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 New Haven in September is 7.6 hours.
New Haven on the Weather Map
| Boston |  |
+48 |
| Chicago | |
+34 |
| Hawaii |  |
+80 |
| Honolulu | |
+80 |
| Houston |  |
+74 |
| Las Vegas | |
+68 |
| Los Angeles | |
+74 |
| Maui |  |
+74 |
| Miami | |
+80 |
| New York | |
+48 |
| San Diego | |
+70 |
| San Francisco | |
+58 |
| Sarasota | |
+74 |
| Tampa | |
+72 |
| Washington | |
+48 |
| 1800 |  |
48°F | SW 9 mph |
| 2100 | |
46°F | SW 11 mph |
| 0000 | |
48°F | W 12 mph |
| 0300 | |
44°F | NE 20 mph |
| 0600 | |
42°F | NE 21 mph |
| 0900 | |
42°F | NE 19 mph |
| 1200 | |
44°F | N 17 mph |
| 1500 | |
44°F | N 14 mph |