Portland Maine and Casco Bay Weather
Overnight
50°F
Isolated Rain Showers
0 to 5 mph NW
Monday
64°F
Mostly Sunny
5 to 20 mph W
Monday Night
44°F
Mostly Clear
10 to 20 mph W
Tuesday
55°F
Sunny
15 mph W
Tuesday Night
42°F
Clear
5 to 10 mph W
Wednesday
59°F
Sunny
5 to 15 mph SW
Wednesday Night
52°F
Mostly Clear
10 to 15 mph S
Thursday
65°F
Sunny
10 mph SW
Thursday Night
51°F
Mostly Clear
5 to 10 mph W
Friday
63°F
Sunny
5 to 10 mph W
Friday Night
49°F
Slight Chance Rain Showers
5 to 10 mph W
Saturday
58°F
Slight Chance Rain Showers then Sunny
5 to 10 mph W
Saturday Night
45°F
Mostly Clear
5 to 10 mph NW
Sunday
58°F
Sunny
5 to 15 mph W