Weather in Decatur, Iowa
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:12 PM ET · Refreshes every hour
75°F
Clear sky
Feels like 77°F
44%
Humidity
7 mph
Wind Speed
About Weather in Decatur
Decatur is located in Iowa (coordinates: 40.742661°N, 93.832801°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.