Weather forecast for todayHarrisburg, IL
Weather forecast for today
Current condition 12:23 am CDT
- 48°F
- Feels like:48°F
Clear
- Precipitation: 0"
- Wind: 0mphW 260°
- Humidity: 96%
- Dewpoint: 48°F
- Pressure: 30.23"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
In Harrisburg, currently, the sky is a wide-open expanse of clear blue.
The temperature is a chilly 48.2°F. The current temperature is far from the maximum of 75.2°F predicted for today.
The temperature is a chilly 48.2°F. The current temperature is far from the maximum of 75.2°F predicted for today.
Friday Oct 23, 2026
- 75°F
- 43°F
Sunny
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 6mphE 94°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:10 am CDT
- Sunset: 6:06 pm CDT
- details ▼
Today, in Harrisburg, expect bright skies and plenty of sunshine.
A notable disparity in temperature is expected, reaching up to a maximum of a moderately hot 75.2°F and falling to a minimum of a chilly 42.8°F.
This October day will feature warmer weather, consistent with September's average of 80.8°F.
Sunrise will be at 7:10 am and sunset at 6:06 pm; the daylight will last for 10h and 56min.
A notable disparity in temperature is expected, reaching up to a maximum of a moderately hot 75.2°F and falling to a minimum of a chilly 42.8°F.
This October day will feature warmer weather, consistent with September's average of 80.8°F.
Sunrise will be at 7:10 am and sunset at 6:06 pm; the daylight will last for 10h and 56min.
Hourly overview
Hourly temperatures
Warmest hour: 4 pm 73°C.
Coldest hour: 7 am 43°C.
Coldest hour: 7 am 43°C.
Chance of precipitation
Highest chance: 7 am 4%.
Hourly weather forecast
- 2 am
- 46°F
- Feels like:46°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphN 0°
- Humidity: 96%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 46°F
- Feels like:46°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 0mphE 97°
- Humidity: 97%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 45°F
- Feels like:45°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 0mphE 87°
- Humidity: 100%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:10 am
- 8 am
- 46°F
- Feels like:46°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 0mphESE 107°
- Humidity: 99%
- Pressure: 30.27"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
- 10 am
- 61°F
- Feels like:61°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphE 91°
- Humidity: 65%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 72°F
- Feels like:72°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphESE 105°
- Humidity: 39%
- 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: 5mphE 94°
- Humidity: 34%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 4 pm
- 73°F
- Feels like:73°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphE 95°
- Humidity: 33%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 68°F
- Feels like:68°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphE 81°
- Humidity: 44%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:06 pm
- 8 pm
- 57°F
- Feels like:57°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphE 82°
- Humidity: 68%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 54°F
- Feels like:54°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 1mphE 93°
- Humidity: 79%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, in Harrisburg, mostly cloudless and sunny weather is anticipated.
The temperature will vary between the lowest temperature of 42.8°F and the highest temperature of 73.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The maximum temperature will align more closely with September's average high of 80.8°F than with October's 67.8°F. Forecast models suggest a low more similar to November's typical minimum of 38.7°F than October's usual 49.3°F.
The temperature will vary between the lowest temperature of 42.8°F and the highest temperature of 73.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The maximum temperature will align more closely with September's average high of 80.8°F than with October's 67.8°F. Forecast models suggest a low more similar to November's typical minimum of 38.7°F than October's usual 49.3°F.
Updated: Oct 23, 2026 @ 05:23:25 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 12:23 am CDT, the temperature is 48.2°F.
Today, expect sunny weather with a crisp, clear sky.
Today, the maximum temperature will be 75.2°F, while the minimum temperature will be 42.8°F.
The highest temperature will be a couple of degrees higher than the average maximum of 67.8°F in October. The lowest temperature will be also a couple of degrees lower than the average low of 49.3°F.
The highest temperature will be a couple of degrees higher than the average maximum of 67.8°F in October. The lowest temperature will be also a couple of degrees lower than the average low of 49.3°F.
On Friday, in Harrisburg, sunrise will be at 7:10 am and sunset at 6:06 pm (CDT).
Today, the daylight will last for 10h and 56min.
Harrisburg, Illinois, USA
- en: Harrisburg, Illinois, USA
- es: Harrisburg, Illinois, EE.UU.
- hr: Harisburg, Ilinois, SAD
- mk: Harisburg, Ilinois, SAD
- sr: Harisburg, Ilinois, SAD
- zh: 哈里斯堡, 伊利诺伊, 美国
- Latitude: 37.738381°
- Longitude: -88.540607°
- Elevation: 367 ft
- Current time: 12:33am CDT
- Sunrise: 7:10 am CDT
- Sunset: 6:06 pm CDT
- Timezone: America/Chicago
Nearby Harrisburg, Illinois, USA
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- Mitchellsville (6 mi)
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- Delwood (11 mi)
- Kedron (12 mi)
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- Hartsville (14 mi)
- Leamington (14 mi)
- Karbers Ridge (16 mi)
- Ridgway (16 mi)
- Hicks (16 mi)
- Gibsonia (16 mi)
Illinois, USA - most visited locations
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