Weather forecast for todayGreenville, IL
Weather forecast for today
Current condition 1:24 am CDT
- 46°F
- Feels like:46°F
Clear
- Precipitation: 0"
- Wind: 0mphW 270°
- Humidity: 93%
- Dewpoint: 45°F
- Pressure: 30.28"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
Currently, visibility is at its best under a bright, clear sky.
The temperature is a frosty 46.4°F. The current temperature is at the minimum anticipated for today.
The temperature is a frosty 46.4°F. The current temperature is at the minimum anticipated for today.
Wednesday Oct 21, 2026
- 75°F
- 46°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 1mphWNW 289°
- Humidity: 49%
- UV index: 4
- Sunrise: 7:13 am CDT
- Sunset: 6:11 pm CDT
- details ▼
On Wednesday, October 21, clear skies and sunshine are anticipated.
Substantial temperature fluctuations from a high of a temperate 75.2°F to a low of a brisk 46.4°F are expected.
The warmer conditions bring a maximum of 75.2°F, more representative of September than October.
Sunrise will be at 7:13 am and sunset at 6:11 pm; the daylight will last for 10h and 58min.
Substantial temperature fluctuations from a high of a temperate 75.2°F to a low of a brisk 46.4°F are expected.
The warmer conditions bring a maximum of 75.2°F, more representative of September than October.
Sunrise will be at 7:13 am and sunset at 6:11 pm; the daylight will last for 10h and 58min.
Hourly overview
Hourly temperatures
Warmest period: 2 pm - 5 pm 73°C.
Coldest period: 2 am - 5 am 45°C.
Coldest period: 2 am - 5 am 45°C.
Chance of precipitation
Highest chance: 2%.
Hourly weather forecast
- 2 am
- 45°F
- Feels like:45°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphE 91°
- Humidity: 91%
- Pressure: 30.27"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
- 4 am
- 43°F
- Feels like:43°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphN 0°
- Humidity: 94%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 45°F
- Feels like:45°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphN 0°
- Humidity: 92%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:13 am
- 8 am
- 46°F
- Feels like:46°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphN 0°
- Humidity: 90%
- Pressure: 30.3"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
- 10 am
- 61°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 1mphESE 102°
- Humidity: 57%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 70°F
- Feels like:70°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 1mphSSW 213°
- Humidity: 37%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 73°F
- Feels like:73°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 1mphW 263°
- Humidity: 31%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 4 pm
- 75°F
- Feels like:75°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 1mphWNW 295°
- Humidity: 29%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 70°F
- Feels like:70°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 1mphW 279°
- Humidity: 40%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:11 pm
- 8 pm
- 59°F
- Feels like:59°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 0mphN 350°
- Humidity: 66%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 54°F
- Feels like:54°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphN 0°
- Humidity: 77%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, bright skies and dry conditions are anticipated.
The temperature will be between a minimum of 42.8°F and a maximum of 75.2°F. The warmest part of the day will be at 3 pm and 4 pm.
The forecasted maximum is more consistent with September's typical high of 77.9°F than the average for October. The minimum temperature will be comparable to October's average low of 48.7°F.
The temperature will be between a minimum of 42.8°F and a maximum of 75.2°F. The warmest part of the day will be at 3 pm and 4 pm.
The forecasted maximum is more consistent with September's typical high of 77.9°F than the average for October. The minimum temperature will be comparable to October's average low of 48.7°F.
Updated: Oct 21, 2026 @ 06:24:05 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
The current temperature (1:24 am CDT) is 46.4°F.
On Wednesday, uninterrupted sunshine is anticipated.
Today, the highest temperature will be 75.2°F, while the lowest temperature will be 46.4°F.
The highest temperature will be uncommonly higher than the average maximum of 65.3°F in October. The lowest temperature will be in line with the average low of 48.7°F.
The highest temperature will be uncommonly higher than the average maximum of 65.3°F in October. The lowest temperature will be in line with the average low of 48.7°F.
On Wednesday, in Greenville, sunrise will be at 7:13 am and sunset at 6:11 pm (CDT).
In Greenville, the length of the day today will be 10h and 58min.
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: 1:24am CDT
- Sunrise: 7:13 am CDT
- Sunset: 6:11 pm CDT
- Timezone: America/Chicago
Nearby Greenville, Illinois, USA
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