Weather in Marathon, Iowa
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:01 PM ET · Refreshes every hour
82°F
Clear sky
Feels like 77°F
27%
Humidity
15 mph
Wind Speed
About Weather in Marathon
Marathon is located in Iowa (coordinates: 42.860193°N, 94.982866°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.