Weather in Ahtanum, Washington
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 08:01 PM ET · Refreshes every hour
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About Weather in Ahtanum
Ahtanum is located in Washington (coordinates: 46.557197°N, 120.614047°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.