 |
 Current Janesville Weather Conditions |
Updated January 16th at 9:45 am |
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| light snow |
| Temperature: | 30°F |
Dew Point: | 28°F |
| Barometer: | 29.47 inHg |
Wind: | N 15 Mph |
| Humidity: | 92.9% |
Visibility: | 0M |
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| Janesville Weather Forecast Summary |
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Today
Jan 16th
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Saturday
Jan 17th
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Sunday
Jan 18th
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Monday
Jan 19th
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Tuesday
Jan 20th
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Mix of rain and snow |
Cloudy |
Cloudy |
Cloudy |
Cloudy |
34°F
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17°F
10°F |
17°F
8°F |
6°F
0°F |
16°F
4°F |
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| Janesville Detailed Weather Forecast |
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| Friday, January 16th, 2026 |
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Morning |
Temperature: 31°F |
| Mostly cloudy with flurries or showers likely. Windy. |
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Afternoon |
Temperature: 27°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 20°F |
| Cloudy with a chance of flurries. Windy at times. |
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| Saturday, January 17th, 2026 |
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Overnight |
Temperature: 15°F |
| Mostly cloudy. Windy at times. |
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Morning |
Temperature: 16°F |
| Cloudy with a chance of flurries. Windy at times. |
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Afternoon |
Temperature: 16°F |
| Cloudy with a chance of flurries. Windy at times. |
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Evening |
Temperature: 12°F |
| Cloudy. Windy at times. |
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| Sunday, January 18th, 2026 |
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Overnight |
Temperature: 8°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 13°F |
| Cloudy with a chance of flurries. Windy at times. |
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Afternoon |
Temperature: 17°F |
| Cloudy with a chance of flurries. |
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Evening |
Temperature: 14°F |
| Cloudy with a slight chance of flurries. Windy. |
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| Monday, January 19th, 2026 |
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Overnight |
Temperature: 4°F |
| Cloudy. Windy. |
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Morning |
Temperature: 3°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 4°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 5°F |
| Mostly clear. Windy at times. |
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| Tuesday, January 20th, 2026 |
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Overnight |
Temperature: 4°F |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 10°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 9°F |
| Cloudy. |
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Evening |
Temperature: 15°F |
| Cloudy with a slight chance of flurries. Windy at times. |
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| Wednesday, January 21st, 2026 |
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Overnight |
Temperature: 24°F |
| Cloudy with a chance of flurries. Windy. |
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Morning |
Temperature: 22°F |
| Cloudy with a slight chance of flurries. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 16°F |
| Cloudy. Windy. |
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Evening |
Temperature: 12°F |
| Cloudy. Windy at times. |
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| Thursday, January 22nd, 2026 |
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Overnight |
Temperature: 7°F |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 10°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 9°F |
| Sunny. |
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Evening |
Temperature: 8°F |
| Clear. |
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| Friday, January 23rd, 2026 |
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Overnight |
Temperature: 10°F |
| Cloudy. |
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Morning |
Temperature: 23°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 29°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 25°F |
| Cloudy. Windy at times. |
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| Saturday, January 24th, 2026 |
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Overnight |
Temperature: 18°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 9°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: -2°F |
| Cloudy. Windy. |
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Evening |
Temperature: -7°F |
| Cloudy. Windy. |
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