Weather in St. Marys, Kansas
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 06:17 PM ET · Refreshes every hour
81°F
Clear sky
Feels like 77°F
34%
Humidity
12 mph
Wind Speed
About Weather in St. Marys
St. Marys is located in Kansas (coordinates: 39.194168°N, 96.064174°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.