Weather in Castine, Maine
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:19 PM ET · Refreshes every hour
52°F
Overcast
Feels like 47°F
57%
Humidity
7 mph
Wind Speed
About Weather in Castine
Castine is located in Maine (coordinates: 44.393981°N, 68.806019°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.