Janesville 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Janesville 7-day weather forecast

created the forecast for Janesville, Wisconsin using data from . This week's high is 79 掳F on Thursday, while the low is 50 掳F on Tuesday. There is expected to be 1 sunny day and rain on 3 days this week.

There are currently no weather alerts.

Monday, June 1

- High of 72 掳F, low of 53 掳F (63% humidity)
- Overcast with a 30% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:20 AM, sunset at 8:27 PM
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1 / 6
Matusciac Alexandru // Shutterstock

Tuesday, June 2

- High of 71 掳F, low of 50 掳F (40% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:20 AM, sunset at 8:28 PM
2 / 6
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Wednesday, June 3

- High of 76 掳F, low of 50 掳F (47% humidity)
- Partly sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:20 AM, sunset at 8:28 PM
3 / 6
Valeriy Boyarskiy // Shutterstock

Thursday, June 4

- High of 79 掳F, low of 55 掳F (57% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:19 AM, sunset at 8:29 PM
4 / 6
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Friday, June 5

- High of 70 掳F, low of 64 掳F (90% humidity)
- Overcast with a 100% chance of rain (7 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 5:19 AM, sunset at 8:30 PM
5 / 6
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Saturday, June 6

- High of 77 掳F, low of 66 掳F (91% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 5:18 AM, sunset at 8:30 PM
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6 / 6
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Sunday, June 7

- High of 70 掳F, low of 60 掳F (82% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 5:18 AM, sunset at 8:31 PM

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