Weather in Dewey, Montana
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:17 PM ET · Refreshes every hour
74°F
Clear sky
Feels like 67°F
19%
Humidity
13 mph
Wind Speed
About Weather in Dewey
Dewey is located in Montana (coordinates: 45.775399°N, 112.852899°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.