Current weather conditions and 15 day weather forecast for Thomaston, Connecticut, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 19 December 2025 Friday 6.3 ° C / 43.3°F ![]() Overcast |
Feels Like : 5.3 ° C / 41.5°F Humidity : % 87 Pressure : 1021 mb Wind Speed : 5.8 kmph / 3.6 miles from SSE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Sunny |
0.4 ° C (32.7°F) |
10.8 ° C (51.4°F) |
4.4 ° C (39.8°F) |
% 70 | 0% | 0.3 | Sunrise:07:14 AM Sunset: 04:23 PM |
Moonrise:06:17 AM Moonset: 02:56 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Heavy rain |
-3.5 ° C (25.6°F) |
12.1 ° C (53.8°F) |
7.9 ° C (46.2°F) |
% 84 | 87% | 0 | Sunrise:07:15 AM Sunset: 04:23 PM |
Moonrise:07:15 AM Moonset: 03:44 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Partly Cloudy |
-3.9 ° C (25°F) |
0.8 ° C (33.4°F) |
-1.2 ° C (29.8°F) |
% 60 | 0% | 0.3 | Sunrise:07:15 AM Sunset: 04:24 PM |
Moonrise:08:07 AM Moonset: 04:39 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-4.1 ° C (24.7°F) |
4.7 ° C (40.5°F) |
0.5 ° C (33°F) |
% 72 | 0% | 0.3 | Sunrise:07:16 AM Sunset: 04:24 PM |
Moonrise:08:51 AM Moonset: 05:42 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-6.5 ° C (20.3°F) |
-2.1 ° C (28.2°F) |
-4.5 ° C (23.8°F) |
% 51 | 0% | 0.3 | Sunrise:07:16 AM Sunset: 04:25 PM |
Moonrise:09:28 AM Moonset: 06:47 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Moderate snow |
-5.8 ° C (21.5°F) |
-0.4 ° C (31.3°F) |
-3.2 ° C (26.2°F) |
% 61 | 65% | 0 | Sunrise:07:17 AM Sunset: 04:25 PM |
Moonrise:09:58 AM Moonset: 07:55 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-6.8 ° C (19.8°F) |
-1.7 ° C (28.9°F) |
-2.8 ° C (26.9°F) |
% 56 | 0% | 2 | Sunrise:07:17 AM Sunset: 04:26 PM |
Moonrise:10:23 AM Moonset: 09:03 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate or heavy snow showers |
-8.1 ° C (17.4°F) |
2.8 ° C (37°F) |
-2.7 ° C (27.2°F) |
% 59 | 70% | 1 | Sunrise:07:17 AM Sunset: 04:27 PM |
Moonrise:10:45 AM Moonset: 10:10 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
2.2 ° C (35.9°F) |
11.9 ° C (53.5°F) |
6.4 ° C (43.4°F) |
% 91 | 69% | 2 | Sunrise:07:18 AM Sunset: 04:27 PM |
Moonrise:11:07 AM Moonset: 11:19 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-0.5 ° C (31.1°F) |
4.4 ° C (40°F) |
2 ° C (35.7°F) |
% 82 | 0% | 2 | Sunrise:07:18 AM Sunset: 04:28 PM |
Moonrise:11:28 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
-0.5 ° C (31°F) |
4.9 ° C (40.7°F) |
1.7 ° C (35.1°F) |
% 88 | 86% | 1 | Sunrise:07:18 AM Sunset: 04:29 PM |
Moonrise:11:51 AM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
-3.7 ° C (25.3°F) |
6.7 ° C (44°F) |
1.9 ° C (35.4°F) |
% 84 | 84% | 1 | Sunrise:07:19 AM Sunset: 04:30 PM |
Moonrise:12:16 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-4.5 ° C (23.9°F) |
3 ° C (37.4°F) |
-1.9 ° C (28.5°F) |
% 62 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:30 PM |
Moonrise:12:49 PM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.8 ° C (25.2°F) |
4.5 ° C (40.1°F) |
-0.7 ° C (30.8°F) |
% 57 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:31 PM |
Moonrise:01:30 PM Moonset: 04:22 AM Moon Phase ( Waxing Gibbous ) |
|