Weather forecast for 10 daysPecatonica, IL

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 204°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, sunshine and minimal clouds are in the outlook.
The highest anticipated temperature is a breezy 64.4°F, while the lowest temperature will be a wintry 39.2°F.
The predicted maximum temperature will be a couple of degrees higher than October's typical high of 59.5°F.
Sunrise will be at 7:14 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Warmest period: Thursday - Friday 73°C.
Coldest day: tomorrow 64°C.

Chance of precipitation

Highest chance: 7%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphSSW 202°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 7:12 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 204°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphSSW 197°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphSE 130°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSSE 160°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:18 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphSE 146°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:19 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphSSE 166°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:21 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 70°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphSSW 210°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:22 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 68°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphNE 42°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:23 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
For the next ten days, a combination of bright and cloudy weather is forecasted.
Rain is not anticipated in Pecatonica in the upcoming period.
In the coming days, the highest temperature will vary between 64.4°F and 73.4°F, while the forecast minimum temperature falls between 39.2°F and 50°F.
With a maximum temperature of 73.4°F, Thursday and Friday will be the warmest days; with the highest temperature of 64.4°F, Sunday will be the coldest day.
Updated: Oct 18, 2026 @ 02:35:58 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Pecatonica, sunshine is forecasted under mostly clear skies.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 39.2°F.
The maximum temperature tomorrow will be relatively higher than the average highest temperature in October. The lowest temperature will be also slightly cooler than the average low of 43.7°F.

On Sunday, in Pecatonica, sunrise will be at 7:14 am and sunset at 6:11 pm (CDT).

Tomorrow in Pecatonica, the daylight will last for 10h and 57min.