Weather in Harristown, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:20 PM ET · Refreshes every hour
78°F
Clear sky
Feels like 76°F
41%
Humidity
10 mph
Wind Speed
About Weather in Harristown
Harristown is located in Illinois (coordinates: 39.842848°N, 89.060712°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.