Weather in St. John, Indiana
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:12 PM ET · Refreshes every hour
71°F
Clear sky
Feels like 74°F
61%
Humidity
3 mph
Wind Speed
About Weather in St. John
St. John is located in Indiana (coordinates: 41.441816°N, 87.467779°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.