Janesville (Town) Weather Forecast 15 Days, Weather in Janesville (Town) Today
Current weather conditions and 15 day weather forecast for Janesville (Town), 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.
Current weather conditions at Janesville (Town)
| 19 December 2025 Friday -11.8 ° C / 10.8°F  Partly cloudy |
Feels Like : -22.2 ° C / -8°F Humidity : % 66 Pressure : 1008 mb Wind Speed : 32.4 kmph / 20.1 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for Janesville (Town), WI, USA
Weather Forecast for next 15 Days for Janesville (Town) 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 Janesville (Town), Wisconsin 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 December 2025 Friday |  Overcast |
-13.5 ° C (7.7°F) |
-6.8 ° C (19.8°F) |
-9.8 ° C (14.3°F) |
% 75 | 0% | 0.2 | Sunrise:07:22 AM Sunset: 04:25 PM |
Moonrise:07:27 AM Moonset: 03:46 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-7 ° C (19.5°F) |
1.3 ° C (34.3°F) |
-3.2 ° C (26.3°F) |
% 86 | 0% | 0.2 | Sunrise:07:23 AM Sunset: 04:25 PM |
Moonrise:08:18 AM Moonset: 04:42 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Sunny |
-9.7 ° C (14.5°F) |
-2.8 ° C (27°F) |
-5.9 ° C (21.3°F) |
% 76 | 0% | 0.2 | Sunrise:07:23 AM Sunset: 04:26 PM |
Moonrise:09:01 AM Moonset: 05:45 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Moderate snow |
-7.4 ° C (18.7°F) |
0.1 ° C (32.1°F) |
-2.6 ° C (27.3°F) |
% 55 | 89% | 0.1 | Sunrise:07:24 AM Sunset: 04:26 PM |
Moonrise:09:37 AM Moonset: 06:52 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
-3.3 ° C (26°F) |
5.6 ° C (42°F) |
-0 ° C (32°F) |
% 86 | 0% | 0 | Sunrise:07:24 AM Sunset: 04:27 PM |
Moonrise:10:06 AM Moonset: 08:00 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
-0.3 ° C (31.5°F) |
3.8 ° C (38.9°F) |
2.3 ° C (36.1°F) |
% 97 | 87% | 1 | Sunrise:07:25 AM Sunset: 04:27 PM |
Moonrise:10:30 AM Moonset: 09:09 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Fog |
3.7 ° C (38.6°F) |
4.5 ° C (40°F) |
4.2 ° C (39.5°F) |
% 98 | 0% | 1 | Sunrise:07:25 AM Sunset: 04:28 PM |
Moonrise:10:52 AM Moonset: 10:17 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Overcast |
-3.1 ° C (26.3°F) |
1.6 ° C (34.9°F) |
0.4 ° C (32.7°F) |
% 78 | 0% | 1 | Sunrise:07:25 AM Sunset: 04:29 PM |
Moonrise:11:12 AM Moonset: 11:27 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-4.3 ° C (24.3°F) |
0.5 ° C (33°F) |
-2.6 ° C (27.3°F) |
% 68 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:29 PM |
Moonrise:11:33 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Moderate or heavy freezing rain |
-2.5 ° C (27.4°F) |
0.2 ° C (32.3°F) |
-0.9 ° C (30.4°F) |
% 80 | 88% | 1 | Sunrise:07:26 AM Sunset: 04:30 PM |
Moonrise:11:55 AM Moonset: 12:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
-1.7 ° C (29°F) |
8 ° C (46.3°F) |
3.7 ° C (38.7°F) |
% 94 | 86% | 1 | Sunrise:07:26 AM Sunset: 04:31 PM |
Moonrise:12:20 PM Moonset: 01:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-3 ° C (26.7°F) |
3 ° C (37.4°F) |
-0.6 ° C (30.9°F) |
% 75 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:32 PM |
Moonrise:12:52 PM Moonset: 03:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Overcast |
-6.4 ° C (20.5°F) |
0.2 ° C (32.4°F) |
-2.2 ° C (28.1°F) |
% 78 | 0% | 1 | Sunrise:07:26 AM Sunset: 04:32 PM |
Moonrise:01:33 PM Moonset: 04:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Light snow |
-8.3 ° C (17.1°F) |
-6 ° C (21.2°F) |
-7.1 ° C (19.2°F) |
% 78 | 82% | 1 | Sunrise:07:27 AM Sunset: 04:33 PM |
Moonrise:02:26 PM Moonset: 05:54 AM Moon Phase ( Waxing Gibbous ) |
|
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