Janesville 7-day weather forecast

Written by:
June 30, 2025
ESOlex // Shutterstock

Janesville 7-day weather forecast

Stacker created the forecast for Janesville, Wisconsin using data from OpenWeather. This week's high is 87 °F on Friday, while the low is 60 °F on Tuesday. There are expected to be 5 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, June 30

- High of 85 °F, low of 65 °F (71% humidity)
- Sunny with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:21 AM, sunset at 8:37 PM
1 / 6
LeManna // Shutterstock

Tuesday, July 1

- High of 79 °F, low of 60 °F (65% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:21 AM, sunset at 8:37 PM
2 / 6
Rachasie // Shutterstock

Wednesday, July 2

- High of 82 °F, low of 61 °F (58% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:22 AM, sunset at 8:37 PM
- First quarter moon
3 / 6
Jurga Jot // Shutterstock

Thursday, July 3

- High of 83 °F, low of 66 °F (67% humidity)
- Overcast with a 58% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:22 AM, sunset at 8:37 PM
4 / 6
Pablesku // Shutterstock

Friday, July 4

- High of 87 °F, low of 67 °F (66% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Moderate breeze (14 mph wind)
- Sunrise at 5:23 AM, sunset at 8:37 PM
5 / 6
Happy Together // Shutterstock

Saturday, July 5

- High of 85 °F, low of 72 °F (65% humidity)
- Mostly sunny with a 100% chance of rain (8 mm of rain)
- Fresh breeze (19 mph wind)
- Sunrise at 5:24 AM, sunset at 8:36 PM
6 / 6
Cari Rubin Photography // Shutterstock

Sunday, July 6

- High of 75 °F, low of 65 °F (81% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 5:24 AM, sunset at 8:36 PM

Trending Now