Weather forecast for 10 daysRound Lake, IL
Weather forecast for the weekend
Saturday Oct 17, 2026
- 57°F
- 39°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 10mphSW 228°
- Humidity: 41%
- UV index: 4
- Sunrise: 7:07 am CDT
- Sunset: 6:07 pm CDT
- details ▼
On Saturday, in Round Lake, sunny conditions are expected to continue.
The temperature scale will run from a maximum of a mild 57.2°F to a minimum of a wintry 39.2°F.
October's typical peak of 59°F is anticipated to be mirrored in the day’s high.
Sunrise was at 7:07 am and sunset will be at 6:07 pm; the daylight will last for 10h and 59min.
The temperature scale will run from a maximum of a mild 57.2°F to a minimum of a wintry 39.2°F.
October's typical peak of 59°F is anticipated to be mirrored in the day’s high.
Sunrise was at 7:07 am and sunset will be at 6:07 pm; the daylight will last for 10h and 59min.
Sunday Oct 18, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 16mphSSW 209°
- Humidity: 52%
- UV index: 4
- Sunrise: 7:09 am CDT
- Sunset: 6:05 pm CDT
- details ▼
On Sunday, in Round Lake, expect consistent sunshine and open skies.
Temperatures are forecasted to peak at an enjoyable 62.6°F and drop to a minimum of a wintry 39.2°F.
October's typical peak of 59°F is predicted to be mirrored in the day’s high.
Sunrise will be at 7:09 am and sunset at 6:05 pm; tomorrow's daylight will last for 10h and 57min.
Temperatures are forecasted to peak at an enjoyable 62.6°F and drop to a minimum of a wintry 39.2°F.
October's typical peak of 59°F is predicted to be mirrored in the day’s high.
Sunrise will be at 7:09 am and sunset at 6:05 pm; tomorrow's daylight will last for 10h and 57min.
10-day overview
Daily temperatures
Maximum temperature: 72°C.
Coldest day: today 57°C.
Coldest day: today 57°C.
Chance of precipitation
Highest chance: Tuesday 7%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 57°F
- 39°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 10mphSW 228°
- Humidity: 41%
- UV index: 4
- Sunrise: 7:07 am CDT
- Sunset: 6:07 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 16mphSSW 209°
- Humidity: 52%
- UV index: 4
- Sunrise: 7:09 am CDT
- Sunset: 6:05 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 41°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphSSW 204°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:10 am CDT
- Sunset: 6:04 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 45°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 5mphESE 113°
- Humidity: 63%
- UV index: 4
- Sunrise: 7:11 am CDT
- Sunset: 6:02 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 70°F
- 45°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 5mphSSW 194°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:01 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 72°F
- 46°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphSE 137°
- Humidity: 61%
- UV index: 3
- Sunrise: 7:13 am CDT
- Sunset: 5:59 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 70°F
- 46°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphESE 120°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:14 am CDT
- Sunset: 5:58 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 70°F
- 50°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 8mphSSE 148°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:16 am CDT
- Sunset: 5:56 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 72°F
- 48°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 8mphSSW 206°
- Humidity: 58%
- UV index: 3
- Sunrise: 7:17 am CDT
- Sunset: 5:55 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 68°F
- 48°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphNE 39°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:18 am CDT
- Sunset: 5:54 pm CDT
- details ▼
Ten-day trends indicate that a combination of bright and gloomy weather is expected.
Rainfall is not anticipated in Round Lake in the upcoming days.
The temperature will vary considerably across the forecast period. Maximum temperatures are forecasted between 57.2°F and 71.6°F, while the forecast minimum temperature falls between 39.2°F and 50°F.
With a maximum temperature of 71.6°F, Thursday and next Sunday will be the warmest days in Round Lake; today is the coldest day, with a maximum temperature of 57.2°F.
Rainfall is not anticipated in Round Lake in the upcoming days.
The temperature will vary considerably across the forecast period. Maximum temperatures are forecasted between 57.2°F and 71.6°F, while the forecast minimum temperature falls between 39.2°F and 50°F.
With a maximum temperature of 71.6°F, Thursday and next Sunday will be the warmest days in Round Lake; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 16:55:00 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Today, in Round Lake, a sun-drenched sky is anticipated.
Today, the highest temperature will be 57.2°F, while the lowest temperature will be 39.2°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be relatively lower than the average low of 45.1°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be relatively lower than the average low of 45.1°F.
On Saturday, in Round Lake, sunrise was at 7:07 am and sunset will be at 6:07 pm (CDT).
Today, the daylight will last for 10h and 59min.
Tomorrow, conditions will remain bright with clear skies.
Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 39.2°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be moderately lower than the average low temperature.
The maximum temperature tomorrow will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be moderately lower than the average low temperature.
On Sunday, in Round Lake, sunrise will be at 7:09 am and sunset at 6:05 pm (CDT).
Tomorrow, the daylight will last for 10h and 57min.
