Currently: 28 °F. Overcast. (Weather station: Janesville / Rock County, USA). See more current weatherJanesville Extended Forecast with high and low temperatures
2 Week Extended Forecast in Janesville, Wisconsin, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sat Dec 6 |  | 26 / 18 °F | Cloudy. | 18 °F | 4 mph | ↑ | 73% | 23% | 0.18" | 0 (Low) | 7:12 am | 4:22 pm |
| Sun Dec 7 |  | 21 / 3 °F | Light snow early. Mostly cloudy. | 6 °F | 10 mph | ↑ | 61% | 67% | 4.33" | 0 (Low) | 7:12 am | 4:22 pm |
| Mon Dec 8 | | 22 / 5 °F | Light snow late. Overcast. | 9 °F | 11 mph | ↑ | 79% | 21% | 0.23" | 0 (Low) | 7:13 am | 4:22 pm |
| Tue Dec 9 | | 36 / 15 °F | Light snow late. Overcast. | 24 °F | 12 mph | ↑ | 81% | 57% | 0.31" | 0 (Low) | 7:14 am | 4:22 pm |
| Wed Dec 10 | | 36 / 20 °F | Light snow. Overcast. | 19 °F | 16 mph | ↑ | 77% | 56% | 0.81" | 0 (Low) | 7:15 am | 4:22 pm |
| Thu Dec 11 | | 22 / 7 °F | Overcast. | 2 °F | 10 mph | ↑ | 64% | 5% | 0.00" | 0 (Low) | 7:16 am | 4:22 pm |
| Fri Dec 12 | | 17 / 6 °F | Cloudy. | 3 °F | 10 mph | ↑ | 66% | 0% | 0.00" | 0 (Low) | 7:17 am | 4:22 pm |
| Sat Dec 13 |  | 23 / 5 °F | Mostly cloudy. | 15 °F | 5 mph | ↑ | 79% | 6% | 0.00" | 0 (Low) | 7:18 am | 4:22 pm |
| Sun Dec 14 | | 29 / 18 °F | Broken clouds. | 18 °F | 12 mph | ↑ | 76% | 5% | 0.00" | 0 (Low) | 7:18 am | 4:22 pm |
| Mon Dec 15 | | 34 / 24 °F | Light snow late. Cloudy. | 20 °F | 13 mph | ↑ | 89% | 45% | 0.12" | 0 (Low) | 7:19 am | 4:23 pm |
| Tue Dec 16 | | 29 / 19 °F | Overcast. | 20 °F | 6 mph | ↑ | 69% | 6% | 0.00" | 0 (Low) | 7:20 am | 4:23 pm |
| Wed Dec 17 |  | 29 / 17 °F | Sunny. | 20 °F | 6 mph | ↑ | 72% | 6% | 0.00" | 0 (Low) | 7:20 am | 4:23 pm |
| Thu Dec 18 | | 29 / 16 °F | Light snow late. Mostly cloudy. | 18 °F | 13 mph | ↑ | 70% | 50% | 0.18" | 0 (Low) | 7:21 am | 4:24 pm |
| Fri Dec 19 |  | 34 / 18 °F | Icy mix. Overcast. | 24 °F | 14 mph | ↑ | 88% | 73% | 2.09" | 0 (Low) | 7:22 am | 4:24 pm |
| Sat Dec 20 | | 35 / 29 °F | Light snow late. Overcast. | 25 °F | 13 mph | ↑ | 76% | 58% | 0.26" | 0 (Low) | 7:22 am | 4:25 pm |
| * Updated Friday, December 5, 2025 9:24:06 pm Janesville time - Weather by CustomWeather, © 2025 | ||||||||||||