Weather in Round Lake Heights, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 07:16 PM ET · Refreshes every hour
72°F
Clear sky
Feels like 71°F
52%
Humidity
4 mph
Wind Speed
About Weather in Round Lake Heights
Round Lake Heights is located in Illinois (coordinates: 42.38461°N, 88.105893°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.