Weather forecast for 10 daysPoplar Grove, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphSW 228°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
On Saturday, October 17, expect consistent sunshine and open skies.
The anticipated temperature range extends from a high of a moderate 55.4°F to a low of a wintry 37.4°F.
The expected daytime maximum should align with the typical October high of 59°F.
Sunrise was at 7:10 am and sunset will be at 6:10 pm; the daylight will last for 10h and 59min.

Sunday Oct 18, 2026

  • 63°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 206°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, conditions remain stable and sunny, with little cloud presence.
Temperature fluctuations between a breezy 62.6°F and a wintry 37.4°F are predicted.
Tomorrow's highest temperature is predicted to match the regular high for October at 59°F.
Sunrise will be at 7:11 am and sunset at 6:08 pm; tomorrow's daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Warmest day: Thursday 73°C.
Coldest day: today 55°C.

Chance of precipitation

Highest chance: 7%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphSW 228°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 206°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphSSW 196°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphSE 138°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphS 190°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSSE 158°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 72°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphSE 128°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:17 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphSSE 151°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:19 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 72°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphSSW 211°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:20 am CDT
  • Sunset: 5:58 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 68°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphNE 54°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:21 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
During the upcoming ten-day period, a combination of bright and gloomy weather is forecasted.
Rain is not predicted in Poplar Grove in the upcoming period.
There will be a considerable variation in temperature across the forecast period. Forecast highs will fluctuate between 55.4°F and 73.4°F, while the nightly low temperatures will show also a considerable swing, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
The warmest day will be Thursday, with a maximum of 73.4°F; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 17, 2026 @ 15:24:11 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, the outlook remains bright and sunny.

Today, the highest temperature will be 55.4°F, while the lowest temperature will be 37.4°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature today will be a few degrees lower than the average low temperature.

On Saturday, in Poplar Grove, sunrise was at 7:10 am and sunset will be at 6:10 pm (CDT).

In Poplar Grove, today, there will be 10h and 59min of daylight.

On Sunday, in Poplar Grove, conditions remain stable and sunny, with little cloud presence.

Tomorrow, the highest temperature will be 62.6°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be in line with the average highest temperature of 59°F in October. Tomorrow, the lowest temperature will be slightly cooler than the average low temperature.

On Sunday, in Poplar Grove, sunrise will be at 7:11 am and sunset at 6:08 pm (CDT).

In Poplar Grove, the length of the day tomorrow will be 10h and 57min.