Weather in Sumner, Iowa
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:49 PM ET · Refreshes every hour
81°F
Clear sky
Feels like 78°F
29%
Humidity
7 mph
Wind Speed
About Weather in Sumner
Sumner is located in Iowa (coordinates: 42.849372°N, 92.097154°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.