New Haven Weather: December
 |
Average Day Temperature: | 40.4°F |
|
Average Night Temperature: | 34.8°F |
|
Sea Water Temperature: | 45.9°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 9.2 - 9.4 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 1.8 in | |
| detailed information | ||
forecast
| New Haven |
Temperature
| New Haven |
Air Temperature in December, °F
| Day Temperature | Night Temperature |
The highest day temperature in December 2024 was 59°F. The lowest night temperature was 8°F. The average values for day and night temperatures during December were 36.9°F и 30.1°F respectivly.
New Haven Water Sea Temperature in December, °F
The average sea surface temperature in December 2024 for New Haven was 44.9°F. The maximum and minimum values were 39.2°F and 49.8°F respectively.
| Sunny days | |
| Cloudy days | |
| Gloomy days |
You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in December, in
Precipitation total in December for New Haven is 1.8 in. It makes december the most rainy month of the year.
The average wind speed in December is 10.0 mph. It makes December one of the most windy 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 December is 4.7 hours.
New Haven on the Weather Map
| Boston |  |
+48 |
| Chicago |  |
+60 |
| Hawaii |  |
+76 |
| Honolulu | |
+76 |
| Houston | |
+76 |
| Las Vegas | |
+68 |
| Los Angeles | |
+58 |
| Miami | |
+78 |
| New York | |
+52 |
| Orlando | |
+72 |
| San Diego | |
+60 |
| San Francisco |  |
+52 |
| Sarasota | |
+72 |
| Tampa | |
+74 |
| Washington | |
+54 |
| 0000 |  |
50°F | SE 3 mph |
| 0300 | |
44°F | SE 3 mph |
| 0600 | |
40°F | E 3 mph |
| 0900 |  |
50°F | NE 6 mph |
| 1200 | |
62°F | NE 9 mph |
| 1500 |  |
62°F | N 14 mph |
| 1800 | |
58°F | NE 17 mph |
| 2100 |  |
50°F | NE 14 mph |