 |
 Current Janesville Weather Conditions |
Updated December 15th at 12:55 am |
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| Overcast |
| Temperature: | 3°F |
Dew Point: | -4°F |
| Barometer: | 30.39 inHg |
Wind: | N 19 Mph |
| Humidity: | 62.0% |
Visibility: | 0M |
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| Janesville Weather Forecast Summary |
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Today
Dec 15th
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Tuesday
Dec 16th
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Wednesday
Dec 17th
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Thursday
Dec 18th
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Friday
Dec 19th
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 |
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Cloudy |
Cloudy |
Cloudy |
Mix of rain and snow |
Cloudy |
22°F
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34°F
11°F |
35°F
24°F |
39°F
17°F |
25°F
10°F |
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| Janesville Detailed Weather Forecast |
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| Monday, December 15th, 2025 |
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Overnight |
Temperature: 8°F |
| Cloudy. Windy. |
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Morning |
Temperature: 18°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 15°F |
| Sunny. |
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Evening |
Temperature: 12°F |
| Cloudy. |
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| Tuesday, December 16th, 2025 |
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Overnight |
Temperature: 13°F |
| Cloudy. |
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Morning |
Temperature: 29°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 33°F |
| Cloudy with sunny periods. Windy at times. |
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Evening |
Temperature: 34°F |
| Cloudy with clear periods. Windy at times. |
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| Wednesday, December 17th, 2025 |
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Overnight |
Temperature: 31°F |
| Clear. Windy at times. |
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Morning |
Temperature: 27°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 24°F |
| Cloudy. |
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Evening |
Temperature: 31°F |
| Cloudy. Windy. |
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| Thursday, December 18th, 2025 |
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Overnight |
Temperature: 38°F |
| Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Windy. |
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Morning |
Temperature: 37°F |
| Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times. |
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Afternoon |
Temperature: 26°F |
| A mix of cloud and sun with a slight chance of flurries. Windy. |
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Evening |
Temperature: 19°F |
| Cloudy. Windy. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: 12°F |
| Cloudy. Windy. |
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Morning |
Temperature: 15°F |
| Cloudy. |
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Afternoon |
Temperature: 21°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 24°F |
| Cloudy with a chance of flurries. Windy at times. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: 27°F |
| Cloudy. Windy. |
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Morning |
Temperature: 33°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 32°F |
| Cloudy. |
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Evening |
Temperature: 30°F |
| Cloudy. Windy at times. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 23°F |
| Clear. |
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Morning |
Temperature: 27°F |
| Sunny. |
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Afternoon |
Temperature: 27°F |
| Sunny. |
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Evening |
Temperature: 24°F |
| Cloudy. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 21°F |
| Cloudy. |
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Morning |
Temperature: 29°F |
| Cloudy with a slight chance of flurries or showers. Windy at times. |
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Afternoon |
Temperature: 33°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 35°F |
| Cloudy. Windy at times. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 33°F |
| Cloudy. |
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Morning |
Temperature: 39°F |
| A mix of sun and cloud. Windy at times. |
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Afternoon |
Temperature: 33°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 31°F |
| Cloudy. |
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