Weather forecast for 10 daysRio, IL
Weather forecast for the weekend
Saturday Oct 17, 2026
- 57°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSW 217°
- Humidity: 42%
- UV index: 4
- Sunrise: 7:15 am CDT
- Sunset: 6:18 pm CDT
- details ▼
Today, on Saturday, October 17, expect consistent sunshine and open skies.
The temperature is expected to vary between a maximum of a moderate 57.2°F and a minimum of an icy 39.2°F.
Today, the predicted high temperature will be a couple of degrees lower than the average October peak of 61.5°F.
Sunrise was at 7:15 am and sunset will be at 6:18 pm; the daylight will last for 11h and 2min.
The temperature is expected to vary between a maximum of a moderate 57.2°F and a minimum of an icy 39.2°F.
Today, the predicted high temperature will be a couple of degrees lower than the average October peak of 61.5°F.
Sunrise was at 7:15 am and sunset will be at 6:18 pm; the daylight will last for 11h and 2min.
Sunday Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 13mphS 191°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:16 am CDT
- Sunset: 6:16 pm CDT
- details ▼
Tomorrow, skies will stay clear and sunny.
The day will see a remarkable high of an enjoyable 66.2°F, sharply contrasting with a low of an icy 39.2°F.
Tomorrow's peak is predicted to be a few degrees higher than the regular high for October at 61.5°F.
Sunrise will be at 7:16 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 0min.
The day will see a remarkable high of an enjoyable 66.2°F, sharply contrasting with a low of an icy 39.2°F.
Tomorrow's peak is predicted to be a few degrees higher than the regular high for October at 61.5°F.
Sunrise will be at 7:16 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 0min.
10-day overview
Daily temperatures
Warmest period: Thursday - Sunday 75°C.
Coldest day: today 57°C.
Coldest day: today 57°C.
Chance of precipitation
Highest chance: Monday 26.10. 9%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 57°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSW 217°
- Humidity: 42%
- UV index: 4
- Sunrise: 7:15 am CDT
- Sunset: 6:18 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 13mphS 191°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:16 am CDT
- Sunset: 6:16 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 41°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 5mphS 172°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:17 am CDT
- Sunset: 6:15 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 70°F
- 46°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 5mphSE 143°
- Humidity: 58%
- UV index: 4
- Sunrise: 7:19 am CDT
- Sunset: 6:13 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 73°F
- 46°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 5mphS 183°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:20 am CDT
- Sunset: 6:12 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 75°F
- 46°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphSSE 152°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:21 am CDT
- Sunset: 6:10 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 75°F
- 48°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 7mphSE 135°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:22 am CDT
- Sunset: 6:09 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 75°F
- 52°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 9mphSSE 151°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:23 am CDT
- Sunset: 6:07 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 75°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphSSW 210°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:24 am CDT
- Sunset: 6:06 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 72°F
- 50°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 6mphENE 76°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:25 am CDT
- Sunset: 6:05 pm CDT
- details ▼
Weather models show that a combination of bright and overcast weather is expected.
Rainfall is not predicted in Rio in the upcoming period.
Substantial differences in temperature are forecasted in the upcoming period. Forecast highs will fluctuate between 57.2°F and 75.2°F, while the nightly low temperatures will show also a considerable swing, as the lowest temperatures will be recorded between 39.2°F and 51.8°F.
With a maximum temperature of 75.2°F, Thursday through next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 57.2°F.
Rainfall is not predicted in Rio in the upcoming period.
Substantial differences in temperature are forecasted in the upcoming period. Forecast highs will fluctuate between 57.2°F and 75.2°F, while the nightly low temperatures will show also a considerable swing, as the lowest temperatures will be recorded between 39.2°F and 51.8°F.
With a maximum temperature of 75.2°F, Thursday through next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 17:36:35 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
On Saturday, sunny conditions are expected to continue.
Today, the highest temperature will be 57.2°F, while the lowest temperature will be 39.2°F.
The highest temperature will be moderately lower than the average maximum of 61.5°F in October. Today, the lowest temperature will be also a few degrees lower than the average low temperature.
The highest temperature will be moderately lower than the average maximum of 61.5°F in October. Today, the lowest temperature will be also a few degrees lower than the average low temperature.
On Saturday, in Rio, sunrise was at 7:15 am and sunset will be at 6:18 pm (CDT).
In Rio, today, there will be 11h and 2min of daylight.
On Sunday, expect sunny weather with a crisp, clear sky.
Tomorrow, the maximum temperature in Rio will be 66.2°F, while the minimum temperature will be 39.2°F.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also slightly cooler than the average low temperature.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also slightly cooler than the average low temperature.
On Sunday, in Rio, sunrise will be at 7:16 am and sunset at 6:16 pm (CDT).
Tomorrow, the daylight will last for 11h and 0min.





