Current weather conditions and 15 day weather forecast for Hartford, Wisconsin, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 18 December 2025 Thursday 8 ° C / 46.4°F ![]() Fog |
Feels Like : 4 ° C / 39.1°F Humidity : % 100 Pressure : 992 mb Wind Speed : 30.2 kmph / 18.8 miles from S ![]() Visibility : 0.8 km Precipitation (rainfall) : 0.06 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 | Moderate rain |
-6.4 ° C (20.5°F) |
8.4 ° C (47.1°F) |
2 ° C (35.6°F) |
% 87 | 89% | 0 | Sunrise:07:21 AM Sunset: 04:19 PM |
Moonrise:06:28 AM Moonset: 02:52 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Partly Cloudy |
-13.1 ° C (8.4°F) |
-9.2 ° C (15.4°F) |
-10.7 ° C (12.8°F) |
% 78 | 0% | 0.2 | Sunrise:07:22 AM Sunset: 04:19 PM |
Moonrise:07:27 AM Moonset: 03:40 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-8.9 ° C (16.1°F) |
-0.4 ° C (31.3°F) |
-4 ° C (24.8°F) |
% 87 | 0% | 0.2 | Sunrise:07:22 AM Sunset: 04:20 PM |
Moonrise:08:18 AM Moonset: 04:35 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-10 ° C (14°F) |
-2.2 ° C (28°F) |
-5.8 ° C (21.6°F) |
% 82 | 0% | 0.2 | Sunrise:07:23 AM Sunset: 04:20 PM |
Moonrise:09:01 AM Moonset: 05:39 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Light freezing rain |
-11.9 ° C (10.5°F) |
-1.2 ° C (29.8°F) |
-6.4 ° C (20.5°F) |
% 82 | 75% | 0 | Sunrise:07:23 AM Sunset: 04:21 PM |
Moonrise:09:37 AM Moonset: 06:46 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
-0.5 ° C (31.1°F) |
2.1 ° C (35.8°F) |
0.6 ° C (33.1°F) |
% 88 | 0% | 1 | Sunrise:07:24 AM Sunset: 04:21 PM |
Moonrise:10:05 AM Moonset: 07:55 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
-0.6 ° C (31°F) |
2.6 ° C (36.7°F) |
1.5 ° C (34.7°F) |
% 98 | 84% | 1 | Sunrise:07:24 AM Sunset: 04:22 PM |
Moonrise:10:28 AM Moonset: 09:04 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Fog |
-1.6 ° C (29.1°F) |
4.2 ° C (39.5°F) |
1.8 ° C (35.3°F) |
% 91 | 0% | 1 | Sunrise:07:25 AM Sunset: 04:23 PM |
Moonrise:10:50 AM Moonset: 10:13 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
-5 ° C (23°F) |
-0.2 ° C (31.7°F) |
-2.2 ° C (28°F) |
% 67 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:23 PM |
Moonrise:11:10 AM Moonset: 11:24 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-6.7 ° C (19.9°F) |
1.3 ° C (34.3°F) |
-4.2 ° C (24.5°F) |
% 66 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:24 PM |
Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-11 ° C (12.3°F) |
-8.6 ° C (16.6°F) |
-9.2 ° C (15.4°F) |
% 64 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:25 PM |
Moonrise:11:51 AM Moonset: 12:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-12 ° C (10.4°F) |
-6.7 ° C (20°F) |
-9.8 ° C (14.4°F) |
% 65 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:26 PM |
Moonrise:12:15 PM Moonset: 01:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-9.8 ° C (14.4°F) |
-4.1 ° C (24.5°F) |
-7.4 ° C (18.8°F) |
% 58 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:26 PM |
Moonrise:12:46 PM Moonset: 03:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-7.1 ° C (19.3°F) |
-0.5 ° C (31.1°F) |
-4.5 ° C (23.9°F) |
% 38 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:27 PM |
Moonrise:01:27 PM Moonset: 04:34 AM Moon Phase ( Waxing Gibbous ) |
|