10-Day Weather Forecast - Castine, ME

Mostly cloudy with scattered rain showers in the morning then mostly sunny in the afternoon. Highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Southwest winds 15 to 20 mph becoming west in the afternoon. Gusts up to 45 mph. Chance of rain 40 percent.

Partly cloudy. Colder with lows around 17. Northwest winds 15 to 20 mph with gusts up to 40 mph.

Mostly sunny. Much colder with highs in the mid 20s. Northwest winds 15 to 20 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon.

Partly cloudy. Cold with lows 10 to 16. Northwest winds 5 to 10 mph with gusts up to 25 mph.

Partly sunny with a chance of snow in the morning then cloudy with snow likely in the afternoon. Light snow accumulation possible. Highs in the mid 30s. Chance of snow 60 percent.

Snow likely. Little or no additional snow accumulation. Cold with lows in the lower 20s. Chance of snow 70 percent.

Mostly cloudy with a chance of snow showers in the morning then partly sunny in the afternoon. Cold with highs around 30. Temperature falling into the mid 20s in the afternoon. Chance of snow 30 percent.

Partly cloudy in the evening then becoming mostly cloudy. Cold with lows 15 to 20.

Partly sunny. Cold with highs in the lower 30s.

Mostly cloudy. A chance of snow showers in the evening then a chance of snow after midnight. Cold with lows around 20. Chance of snow 50 percent.

Mostly cloudy with a chance of snow. A chance of rain in the afternoon. Highs in the mid 30s. Chance of precipitation 50 percent.

Mostly cloudy. Cold with lows 16 to 22.

Partly sunny. A chance of snow showers in the afternoon. Cold with highs in the lower 30s. Chance of snow 30 percent.

Mostly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 27F. Dew point will be around 24F with an average humidity of 78%. Winds will be 6 mph from the NW.

Cloudy with a chance of snow. Chance of precipitation 35%. High temperature around 28F. Dew point will be around 18F with an average humidity of 71%. Winds will be 9 mph from the NW.

Clear. Low temperature around 18F. Dew point will be around 13F with an average humidity of 69%. Winds will be 11 mph from the NW.

Mostly sunny. High temperature around 25F. Dew point will be around 11F with an average humidity of 63%. Winds will be 11 mph from the W.

Clear. Low temperature around 19F. Dew point will be around 13F with an average humidity of 69%. Winds will be 10 mph from the W.