Westerly Weather: December
 |
Average Day Temperature: | 41.3°F |
|
Average Night Temperature: | 35.2°F |
|
Sea Water Temperature: | 49.6°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 9.2 - 9.4 hours | |
|
Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.8 in | |
| detailed information | ||
forecast
| Westerly |
Temperature
| Westerly |
Air Temperature in December, °F
The highest day temperature in December 2023 was 57°F. The lowest night temperature was 24°F. The average values for day and night temperatures during December were 43.9°F и 39.5°F respectivly.
Westerly Water Sea Temperature in December, °F
The average sea surface temperature in December 2023 for Westerly was 49.2°F. The maximum and minimum values were 46.0°F and 52.4°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 Westerly is 1.8 in. It makes december the most rainy month of the year.
The average wind speed in December is 9.2 mph. It makes December one of the most windy months of the year for Westerly.
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 Westerly in December is 4.8 hours.
Westerly on the Weather Map
| Boston |  |
+54 |
| Chicago |  |
+52 |
| Hawaii | |
+74 |
| Honolulu | |
+74 |
| Houston |  |
+78 |
| Las Vegas | |
+62 |
| Los Angeles |  |
+60 |
| Miami | |
+84 |
| New York |  |
+52 |
| Orlando | |
+88 |
| San Diego | |
+60 |
| San Francisco | |
+50 |
| Sarasota | |
+86 |
| Tampa | |
+88 |
| Washington | |
+64 |
| 1200 |  |
48°F | NW 11 mph |
| 1500 | |
50°F | NW 8 mph |
| 1800 |  |
48°F | NW 9 mph |
| 2100 | |
48°F | NW 7 mph |
| 0000 | |
50°F | N 8 mph |
| 0300 | |
52°F | N 9 mph |
| 0600 | |
52°F | NE 9 mph |
| 0900 | |
54°F | NE 6 mph |