Weather forecast for todayGreenville, IL
Weather forecast for today
Current condition 1:42 pm CDT
- 75°F
- Feels like:75°F
Sunny
- Precipitation: 0"
- Wind: 2mphSSW 200°
- Humidity: 30%
- Dewpoint: 43°F
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
Currently, in Greenville, sunshine is pouring down, making for a beautiful day.
The temperature is a moderately hot 75.2°F. The current temperature is nearly at the maximum 77°F for today.
The temperature is a moderately hot 75.2°F. The current temperature is nearly at the maximum 77°F for today.
Tuesday Oct 20, 2026
- 77°F
- 43°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphSE 126°
- Humidity: 33%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:12 pm CDT
- details ▼
On Tuesday, October 20, sun-filled conditions are expected to persist.
Substantial temperature variations are anticipated, soaring to a maximum of a warm 77°F and descending to a minimum of a chilly 42.8°F.
Forecasts show a high closer to September's climate pattern, around 77.9°F, rather than October's 65.3°F.
Sunrise was at 7:12 am and sunset will be at 6:12 pm; the daylight will last for 11h and 0min.
Substantial temperature variations are anticipated, soaring to a maximum of a warm 77°F and descending to a minimum of a chilly 42.8°F.
Forecasts show a high closer to September's climate pattern, around 77.9°F, rather than October's 65.3°F.
Sunrise was at 7:12 am and sunset will be at 6:12 pm; the daylight will last for 11h and 0min.
Hourly overview
Hourly temperatures
Warmest period: 2 pm - 4 pm 75°C.
Coldest hour: 11 pm 50°C.
Coldest hour: 11 pm 50°C.
Chance of precipitation
Highest chance: 10 pm - 11 pm 2%.
Hourly weather forecast
- 2 pm
- 75°F
- Feels like:75°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphSE 131°
- Humidity: 30%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 3 pm
- 75°F
- Feels like:75°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphSE 136°
- Humidity: 29%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 75°F
- Feels like:75°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphSE 131°
- Humidity: 29%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 5 pm
- 72°F
- Feels like:72°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphESE 120°
- Humidity: 34%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 pm
- 66°F
- Feels like:66°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphESE 115°
- Humidity: 42%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:12 pm
- 7 pm
- 61°F
- Feels like:61°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 1mphE 91°
- Humidity: 58%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 55°F
- Feels like:55°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 1mphENE 71°
- Humidity: 68%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 54°F
- Feels like:54°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 1mphENE 73°
- Humidity: 72%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 52°F
- Feels like:52°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 1mphE 79°
- Humidity: 76%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 50°F
- Feels like:50°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 1mphE 90°
- Humidity: 78%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
For the rest of the day, primarily bright and sunny weather is anticipated.
The temperature will vary between a minimum of 50°F and a maximum of 75.2°F. The warmest part of the day will be from 2 pm to 4 pm.
The day’s peak temperature will reflect September's norm of 77.9°F more than October's 65.3°F. The lowest temperature is more resembling November's average minimum of 37.2°F than the usual minimum of 48.7°F in October.
The temperature will vary between a minimum of 50°F and a maximum of 75.2°F. The warmest part of the day will be from 2 pm to 4 pm.
The day’s peak temperature will reflect September's norm of 77.9°F more than October's 65.3°F. The lowest temperature is more resembling November's average minimum of 37.2°F than the usual minimum of 48.7°F in October.
Updated: Oct 20, 2026 @ 18:42:06 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
At 1:42 pm CDT, the temperature in Greenville is 75.2°F.
Today, in Greenville, uninterrupted sunshine is anticipated.
Today, the maximum temperature will be 77°F, while the minimum temperature will be 42.8°F.
The highest temperature will be noticeably higher than the average maximum of 65.3°F in October. The lowest temperature will be relatively lower than the average low of 48.7°F.
The highest temperature will be noticeably higher than the average maximum of 65.3°F in October. The lowest temperature will be relatively lower than the average low of 48.7°F.
On Tuesday, in Greenville, sunrise was at 7:12 am and sunset will be at 6:12 pm (CDT).
Today, the daylight will last for 11h and 0min.
Greenville, Illinois, USA
- en: Greenville, Illinois, USA
- es: Greenville, Illinois, EE.UU.
- hr: Grinvil, Ilinois, SAD
- mk: Grinvil, Ilinois, SAD
- sr: Grinvil, Ilinois, SAD
- zh: 格林维尔, 伊利诺伊, 美国
- Latitude: 38.892269°
- Longitude: -89.413136°
- Elevation: 623 ft
- Current time: 1:43pm CDT
- Sunrise: 7:12 am CDT
- Sunset: 6:12 pm CDT
- Timezone: America/Chicago
Nearby Greenville, Illinois, USA
- Smithboro (4 mi)
- Mulberry Grove (8 mi)
- Pocahontas (8 mi)
- Old Ripley (9 mi)
- Donnellson (10 mi)
- Panama (11 mi)
- Sorento (11 mi)
- Pierron (12 mi)
- Keyesport (13 mi)
- Hagarstown (14 mi)
- Coffeen (14 mi)
- Grantfork (14 mi)
- New Douglas (15 mi)
- Walshville (17 mi)
- Fillmore (17 mi)
- Taylor Springs (17 mi)
- Alhambra (17 mi)
- Highland (17 mi)
- Shobonier (17 mi)
- Vandalia (18 mi)
- Bingham (19 mi)
- Vernon (19 mi)
- Schram City (19 mi)
- Hillsboro (19 mi)
Illinois, USA - most visited locations
- Chicago
- Aurora
- Rockford
- Joliet
- Naperville
- Springfield
- Peoria
- Elgin
- Waukegan
- Champaign
- Cicero
- Bloomington
- Arlington Heights
- Evanston
- Schaumburg
- Bolingbrook
- Decatur
- Palatine
- Skokie
- Des Plaines
- Orland Park
- Tinley Park
- Oak Lawn
- Berwyn
- Mount Prospect
- Normal
- Wheaton
- Hoffman Estates
- Oak Park
- Downers Grove
- Glenview
- Belleville
- Elmhurst
- DeKalb
- Moline
- Lombard





