Monthly Historical AveragesCastine, ME
Average Temperature
High
9°
Feels 7
Low
2°
Feels -1
Average Precipitation
11 Days
70.4mm
3.3cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, April 30, 2026
Day
8°Feels 5
Wind
27 km/h E
Gust
41 km/h
Humidity
93%
P.O.P
100%
Rain
25-30 mm
Night
6°Feels 3
Wind
15 km/h E
Gust
23 km/h
Humidity
100%
P.O.P
90%
Rain
1-3 mm
Historical AveragesApr 30
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity