Weather forecast for tomorrowUndercliff, IL
Weather forecast for tomorrow
Sunday Oct 18, 2026
- 64°F
- 39°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 11mphSSW 196°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:12 pm CDT
- details ▼
On Sunday, October 18, skies will stay clear and sunny.
The temperature is anticipated to vary between a breezy 64.4°F and an icy 39.2°F.
The maximum temperature will align with October's usual high of 61.7°F.
Sunrise will be at 7:12 am and sunset at 6:12 pm; tomorrow's daylight will last for 10h and 59min.
The temperature is anticipated to vary between a breezy 64.4°F and an icy 39.2°F.
The maximum temperature will align with October's usual high of 61.7°F.
Sunrise will be at 7:12 am and sunset at 6:12 pm; tomorrow's daylight will last for 10h and 59min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 63°C.
Coldest hour: 6 am 39°C.
Coldest hour: 6 am 39°C.
Chance of precipitation
Highest chance: 6 am 4%.
Hourly weather forecast
- 12 am
- 41°F
- Feels like:41°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphS 188°
- Humidity: 77%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 2 am
- 41°F
- Feels like:37°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 3mphSSW 192°
- Humidity: 81%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:37°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 3mphS 191°
- Humidity: 81%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 39°F
- Feels like:37°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphS 187°
- Humidity: 82%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:12 am
- 8 am
- 41°F
- Feels like:37°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 5mphSSW 193°
- Humidity: 79%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 52°F
- Feels like:48°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 197°
- Humidity: 57%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 59°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 199°
- Humidity: 44%
- Pressure: 30.42"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 201°
- Humidity: 38%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 195°
- Humidity: 36%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 59°F
- Feels like:59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphS 180°
- Humidity: 45%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:12 pm
- 8 pm
- 52°F
- Feels like:50°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphS 178°
- Humidity: 60%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 48°F
- Feels like:46°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphS 178°
- Humidity: 69%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Tomorrow, on Sunday, mainly sunny weather and a cloudless sky are anticipated.
The temperature will be between the lowest temperature of 39.2°F and the highest temperature of 62.6°F. The warmest part of the day will be from 2 pm to 5 pm.
Tomorrow, the maximum will be similar to October's typical high. The lowest temperature tomorrow is more in line with November's average minimum of 34°F than the average low in October of 46°F.
The temperature will be between the lowest temperature of 39.2°F and the highest temperature of 62.6°F. The warmest part of the day will be from 2 pm to 5 pm.
Tomorrow, the maximum will be similar to October's typical high. The lowest temperature tomorrow is more in line with November's average minimum of 34°F than the average low in October of 46°F.
Updated: Oct 17, 2026 @ 19:07:12 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 Sunday, expect sunny weather with a crisp, clear sky.
Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 39.2°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.
On Sunday, in Undercliff, sunrise will be at 7:12 am and sunset at 6:12 pm (CDT).
Tomorrow, the daylight will last for 10h and 59min.





