Waterbury Weather Forecast 15 Days, Weather in Waterbury Today
Current weather conditions and 15 day weather forecast for Waterbury, 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.
Current weather conditions at Waterbury
| 25 December 2025 Thursday -1.1 ° C / 30°F  Clear |
Feels Like : -4.2 ° C / 24.4°F Humidity : % 69 Pressure : 1025 mb Wind Speed : 8.6 kmph / 5.4 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Waterbury, CT, USA
Weather Forecast for next 15 Days for Waterbury including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Waterbury, Connecticut state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 24 December 2025 Wednesday | Sunny |
-0.1 ° C (31.8°F) |
6.2 ° C (43.2°F) |
2 ° C (35.6°F) |
% 76 | 0% | 0.3 | Sunrise:07:17 AM Sunset: 04:27 PM |
Moonrise:10:23 AM Moonset: 09:03 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-5.9 ° C (21.4°F) |
4.3 ° C (39.7°F) |
0 ° C (32.1°F) |
% 71 | 0% | 0.2 | Sunrise:07:18 AM Sunset: 04:27 PM |
Moonrise:10:46 AM Moonset: 10:11 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Partly Cloudy |
-10.6 ° C (12.9°F) |
-5.3 ° C (22.5°F) |
-6.9 ° C (19.6°F) |
% 39 | 0% | 0.2 | Sunrise:07:18 AM Sunset: 04:28 PM |
Moonrise:11:07 AM Moonset: 11:20 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-7.8 ° C (17.9°F) |
0.7 ° C (33.3°F) |
-4.2 ° C (24.5°F) |
% 47 | 0% | 0.2 | Sunrise:07:18 AM Sunset: 04:29 PM |
Moonrise:11:28 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-9.2 ° C (15.4°F) |
2.1 ° C (35.8°F) |
-3.9 ° C (24.9°F) |
% 82 | 0% | 0.3 | Sunrise:07:18 AM Sunset: 04:30 PM |
Moonrise:11:51 AM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Moderate rain |
-4.2 ° C (24.4°F) |
5.8 ° C (42.4°F) |
1.6 ° C (35°F) |
% 91 | 87% | 0 | Sunrise:07:19 AM Sunset: 04:30 PM |
Moonrise:12:17 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-5 ° C (23°F) |
-1.2 ° C (29.9°F) |
-3.8 ° C (25.2°F) |
% 68 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:31 PM |
Moonrise:12:49 PM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
-6.4 ° C (20.4°F) |
-0.1 ° C (31.8°F) |
-3.2 ° C (26.2°F) |
% 76 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:32 PM |
Moonrise:01:31 PM Moonset: 04:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-2.3 ° C (27.8°F) |
3.4 ° C (38.2°F) |
-0.6 ° C (31°F) |
% 76 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:33 PM |
Moonrise:02:24 PM Moonset: 05:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
-3.8 ° C (25.1°F) |
1.8 ° C (35.2°F) |
-1.8 ° C (28.8°F) |
% 80 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:34 PM |
Moonrise:03:32 PM Moonset: 06:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Fog |
-1.2 ° C (29.8°F) |
4.7 ° C (40.5°F) |
1.6 ° C (34.9°F) |
% 97 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:35 PM |
Moonrise:04:48 PM Moonset: 07:51 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday |  Mist |
-2 ° C (28.3°F) |
9 ° C (48.2°F) |
3.4 ° C (38.2°F) |
% 87 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:35 PM |
Moonrise:06:07 PM Moonset: 08:36 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Partly Cloudy |
-3.4 ° C (25.9°F) |
1.1 ° C (34°F) |
-1.8 ° C (28.7°F) |
% 66 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:36 PM |
Moonrise:07:25 PM Moonset: 09:11 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday | Sunny |
-7.4 ° C (18.7°F) |
-2.4 ° C (27.7°F) |
-4.6 ° C (23.8°F) |
% 52 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:37 PM |
Moonrise:08:37 PM Moonset: 09:39 AM Moon Phase ( Waning Gibbous ) |
|
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