Weather in Ontario, Wisconsin
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:24 PM ET · Refreshes every hour
78°F
Clear sky
Feels like 76°F
36%
Humidity
7 mph
Wind Speed
About Weather in Ontario
Ontario is located in Wisconsin (coordinates: 43.721919°N, 90.593219°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.