Weather in Janesville, Wisconsin
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:30 PM ET · Refreshes every hour
78°F
Clear sky
Feels like 74°F
28%
Humidity
8 mph
Wind Speed
About Weather in Janesville
Janesville is located in Wisconsin (coordinates: 42.684698°N, 89.01317°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.