Boston Weather: December
 |
Average Day Temperature: | 38.4°F |
|
Average Night Temperature: | 32.4°F |
|
Sea Water Temperature: | 44.7°F |
|
Number of Sunny Days: | 12 days |
| Sunshine Hours: | 9.1 - 9.3 hours | |
|
Number of Rainy Days: | 4 days |
| Precipitation Totals: | 3.3 in | |
| detailed information | ||
forecast
| Boston |
Temperature
| Boston |
Air Temperature in December, °F
The highest day temperature in December 2023 was 61°F. The lowest night temperature was 21°F. The average values for day and night temperatures during December were 41.8°F и 36.7°F respectivly.
Boston Water Sea Temperature in December, °F
The average sea surface temperature in December 2023 for Boston was 43.4°F. The maximum and minimum values were 41.0°F and 45.4°F respectively.
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 Boston is 3.3 in. It makes december the most rainy month of the year.
The average wind speed in December is 10.1 mph.
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 Boston in December is 4.7 hours.
Boston on the Weather Map
| Boston |  |
+44 |
| Chicago | |
+40 |
| Hawaii |  |
+78 |
| Honolulu | |
+78 |
| Houston |  |
+78 |
| Las Vegas | |
+74 |
| Los Angeles | |
+60 |
| Maui | |
+74 |
| Miami | |
+76 |
| New York | |
+46 |
| San Diego |  |
+64 |
| San Francisco |  |
+54 |
| Sarasota | |
+70 |
| Tampa | |
+72 |
| Washington |  |
+52 |
| 2100 |  |
42°F | SE 17 mph |
| 0000 |  |
42°F | E 17 mph |
| 0300 | |
40°F | E 15 mph |
| 0600 | |
42°F | E 16 mph |
| 0900 |  |
42°F | E 16 mph |
| 1200 | |
46°F | E 17 mph |
| 1500 | |
48°F | E 16 mph |
| 1800 | |
44°F | E 15 mph |