Harwinton Weather Forecast 15 Days, Weather in Harwinton Today
Current weather conditions and 15 day weather forecast for Harwinton, 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 Harwinton
| 23 December 2025 Tuesday 0.1 ° C / 32.2°F  Clear |
Feels Like : -1.5 ° C / 29.3°F Humidity : % 58 Pressure : 1026 mb Wind Speed : 5 kmph / 3.1 miles from WSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Harwinton, CT, USA
Weather Forecast for next 15 Days for Harwinton 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 Harwinton, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 23 December 2025 Tuesday |  Moderate or heavy snow showers |
-2 ° C (28.4°F) |
1.1 ° C (34°F) |
-0.5 ° C (31.2°F) |
% 85 | 81% | 0.1 | Sunrise:07:18 AM Sunset: 04:26 PM |
Moonrise:09:59 AM Moonset: 07:56 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Partly Cloudy |
-3.3 ° C (26°F) |
4.1 ° C (39.4°F) |
0.4 ° C (32.8°F) |
% 77 | 0% | 0.3 | Sunrise:07:18 AM Sunset: 04:26 PM |
Moonrise:10:24 AM Moonset: 09:03 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Cloudy |
-5.1 ° C (22.8°F) |
2.4 ° C (36.3°F) |
-1.4 ° C (29.6°F) |
% 69 | 0% | 0.2 | Sunrise:07:19 AM Sunset: 04:27 PM |
Moonrise:10:46 AM Moonset: 10:11 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Moderate or heavy snow showers |
-10.6 ° C (13°F) |
-5.3 ° C (22.5°F) |
-8.1 ° C (17.4°F) |
% 63 | 72% | 0.2 | Sunrise:07:19 AM Sunset: 04:28 PM |
Moonrise:11:07 AM Moonset: 11:20 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Light snow |
-8.9 ° C (16°F) |
-3 ° C (26.6°F) |
-7.3 ° C (18.9°F) |
% 89 | 62% | 0 | Sunrise:07:19 AM Sunset: 04:28 PM |
Moonrise:11:29 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Heavy snow |
-5.1 ° C (22.9°F) |
1.6 ° C (34.8°F) |
-2 ° C (28.3°F) |
% 93 | 73% | 1 | Sunrise:07:20 AM Sunset: 04:29 PM |
Moonrise:11:51 AM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Light freezing rain |
-9.5 ° C (15°F) |
-5 ° C (23°F) |
-7.3 ° C (18.9°F) |
% 80 | 82% | 1 | Sunrise:07:20 AM Sunset: 04:30 PM |
Moonrise:12:17 PM Moonset: 01:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-11.7 ° C (10.9°F) |
-6.2 ° C (20.8°F) |
-8.9 ° C (16°F) |
% 81 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:31 PM |
Moonrise:12:49 PM Moonset: 03:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Overcast |
-8.2 ° C (17.2°F) |
-1.8 ° C (28.8°F) |
-5.7 ° C (21.8°F) |
% 88 | 0% | 1 | Sunrise:07:20 AM Sunset: 04:31 PM |
Moonrise:01:31 PM Moonset: 04:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Light freezing rain |
-7 ° C (19.4°F) |
1.7 ° C (35.1°F) |
-2 ° C (28.4°F) |
% 95 | 80% | 1 | Sunrise:07:20 AM Sunset: 04:32 PM |
Moonrise:02:24 PM Moonset: 05:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday |  Freezing fog |
-3.2 ° C (26.3°F) |
5.1 ° C (41.2°F) |
0.6 ° C (33°F) |
% 98 | 0% | 1 | Sunrise:07:20 AM Sunset: 04:33 PM |
Moonrise:03:31 PM Moonset: 06:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Fog |
-10 ° C (14°F) |
2.7 ° C (36.8°F) |
-2.1 ° C (28.1°F) |
% 87 | 0% | 1 | Sunrise:07:20 AM Sunset: 04:34 PM |
Moonrise:04:47 PM Moonset: 07:53 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Cloudy |
-19.9 ° C (-3.7°F) |
-12.8 ° C (8.9°F) |
-14.9 ° C (5.2°F) |
% 71 | 0% | 1 | Sunrise:07:20 AM Sunset: 04:35 PM |
Moonrise:06:07 PM Moonset: 08:37 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Sunny |
-19.9 ° C (-3.8°F) |
-13.1 ° C (8.4°F) |
-16.9 ° C (1.6°F) |
% 69 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:36 PM |
Moonrise:07:24 PM Moonset: 09:12 AM Moon Phase ( Waning Gibbous ) |
|
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