Weather forecast for tomorrowGreen Valley, IL
Weather forecast for tomorrow
Sunday Oct 18, 2026
- 64°F
- 37°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 11mphS 184°
- Humidity: 49%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:14 pm CDT
- details ▼
Tomorrow, on Sunday, October 18, conditions remain stable and sunny, with little cloud presence.
Substantial temperature variations are forecasted, soaring to a maximum of an enjoyable 64.4°F and descending to a minimum of an icy 37.4°F.
October's standard high of 63.1°F is forecasted to be reached during the day.
Sunrise will be at 7:12 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 1min.
Substantial temperature variations are forecasted, soaring to a maximum of an enjoyable 64.4°F and descending to a minimum of an icy 37.4°F.
October's standard high of 63.1°F is forecasted to be reached during the day.
Sunrise will be at 7:12 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 1min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 64°C.
Coldest hour: 6 am 39°C.
Coldest hour: 6 am 39°C.
Chance of precipitation
Highest chance: 3 am - 6 am 4%.
Hourly weather forecast
- 12 am
- 41°F
- Feels like:39°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 5mphSSE 161°
- Humidity: 78%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 2 am
- 41°F
- Feels like:37°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 5mphSSE 163°
- Humidity: 81%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:36°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphSSE 167°
- Humidity: 84%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 39°F
- Feels like:36°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphSSE 167°
- Humidity: 83%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:12 am
- 8 am
- 41°F
- Feels like:37°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 6mphS 174°
- Humidity: 77%
- 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: 9mphS 184°
- Humidity: 54%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 59°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 192°
- Humidity: 43%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphS 191°
- Humidity: 36%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 4 pm
- 64°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphS 186°
- Humidity: 34%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 59°F
- Feels like:59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphS 178°
- Humidity: 43%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:14 pm
- 8 pm
- 52°F
- Feels like:50°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 5mphSSE 162°
- Humidity: 62%
- 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: 6mphSSE 160°
- Humidity: 70%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Tomorrow, a cloudless sky and mainly sunshiny weather are expected.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 64.4°F. The warmest part of the day will be at 3 pm and 4 pm.
The high temperature is expected to be close to October's usual value of 63.1°F. The lowest temperature is more comparable to November's average minimum of 35.2°F than the usual minimum of 46.9°F in October.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 64.4°F. The warmest part of the day will be at 3 pm and 4 pm.
The high temperature is expected to be close to October's usual value of 63.1°F. The lowest temperature is more comparable to November's average minimum of 35.2°F than the usual minimum of 46.9°F in October.
Updated: Oct 18, 2026 @ 00:28:56 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
Tomorrow, clear skies and sunshine are anticipated.
Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 37.4°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be notably lower than the average low of 46.9°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be notably lower than the average low of 46.9°F.
On Sunday, in Green Valley, sunrise will be at 7:12 am and sunset at 6:14 pm (CDT).
Tomorrow, the daylight will last for 11h and 1min.





