Weather forecast for 10 daysJanesville, IL

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphSSE 165°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
On Sunday, in Janesville, conditions will remain bright with clear skies.
A notable disparity in temperature is predicted, reaching up to a maximum of an enjoyable 64.4°F and falling to a minimum of a cold 37.4°F.
Forecasts show that today the temperature will align with October's standard maximum of 63.9°F.
Sunrise will be at 7:06 am and sunset at 6:09 pm; the daylight will last for 11h and 4min.

10-day overview

Daily temperatures

Warmest day: Sunday 25.10. 79°C.
Coldest day: today 64°C.

Chance of precipitation

Highest chance: Wednesday 6%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphSSE 165°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSE 142°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:07 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphENE 67°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 3mphNE 54°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphNE 48°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphE 101°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 138°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphS 183°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 77°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 203°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphESE 111°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
For the next ten days, a combination of sunny and cloud-filled weather is forecasted.
Rainfall is not predicted in Janesville in the upcoming period.
Noticeable swings in temperature are expected in the coming days. Highs will range from 64.4°F to 78.8°F, while the low temperature range extends from 37.4°F to 48.2°F.
The warmest day will be next Sunday, with a maximum of 78.8°F; today is the coldest day, with a maximum temperature of 64.4°F.
Updated: Oct 18, 2026 @ 11:48:24 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, clear skies and sunshine are anticipated.

Today, the highest temperature will be 64.4°F, while the lowest temperature will be 37.4°F.
The highest temperature will be in line with the average maximum of 63.9°F in October. The lowest temperature today will be significantly lower than the average low of 48.2°F.

On Sunday, in Janesville, sunrise will be at 7:06 am and sunset at 6:09 pm (CDT).

In Janesville, today, there will be 11h and 4min of daylight.