Janesville 7-day weather forecast

Written by:
June 8, 2026
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 Sunday, while the low is 62 °F on Saturday. There are expected to be 2 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, July 6

- High of 82 °F, low of 63 °F (64% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:24 AM, sunset at 8:36 PM
1 / 6
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Tuesday, July 7

- High of 85 °F, low of 65 °F (59% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:25 AM, sunset at 8:36 PM
- Last quarter moon
2 / 6
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Wednesday, July 8

- High of 82 °F, low of 63 °F (68% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:26 AM, sunset at 8:35 PM
3 / 6
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Thursday, July 9

- High of 77 °F, low of 68 °F (84% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:26 AM, sunset at 8:35 PM
4 / 6
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Friday, July 10

- High of 81 °F, low of 66 °F (66% humidity)
- Partly cloudy with a 0% chance of rain
- Gentle breeze (9 mph wind)
- Sunrise at 5:27 AM, sunset at 8:35 PM
5 / 6
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Saturday, July 11

- High of 81 °F, low of 62 °F (75% humidity)
- Overcast with a 0% chance of rain
- Light breeze (6 mph wind)
- Sunrise at 5:28 AM, sunset at 8:34 PM
6 / 6
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Sunday, July 12

- High of 87 °F, low of 67 °F (68% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 5:28 AM, sunset at 8:34 PM

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