29.04
wed
wed
Day
43°F
W 12 mph
Precip.
100%
100%
Night
41°F
W 14 mph
Precip.
100%
100%
30.04
thu
thu
Day
45°F
W 14 mph
Precip.
100%
100%
Night
43°F
NW 14 mph
Precip.
100%
100%
01.05
fri
fri
Day
46°F
SE 7 mph
Precip.
86%
86%
Night
41°F
E 12 mph
Precip.
0%
0%
02.05
sat
sat
Day
52°F
E 9 mph
Precip.
0%
0%
Night
39°F
NE 4 mph
Precip.
0%
0%
03.05
sun
sun
Day
48°F
N 9 mph
Precip.
100%
100%
Night
41°F
E 8 mph
Precip.
100%
100%
04.05
mon
mon
Day
50°F
NE 14 mph
Precip.
29%
29%
Night
43°F
E 6 mph
Precip.
0%
0%
05.05
tue
tue
Day
52°F
N 9 mph
Precip.
0%
0%
Night
48°F
N 14 mph
Precip.
100%
100%
sea water
temperature
temperature
| Bar Harbor |
monthly
weather
weather
| Bar Harbor |
current
weather
weather
| Bar Harbor |
14 days
forecast
forecast
| Bar Harbor |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 39.7°F. The highest and lowest sea temperatures during the month were 42.4°F and 36.9°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 45.9°F. The highest and lowest sea temperatures during the month were 49.1°F and 41.7°F.
Air temperature in Bar Harbor, °F
Precipitation total in Bar Harbor, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Bar Harbor
Bar Harbor on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bar Harbor
Local time: 08:30
April 29, wednesday
0900
43°F
W
12 mph
12 mph
1200
43°F
W
12 mph
12 mph
1500
43°F
W
12 mph
12 mph
1800
43°F
NW
9 mph
9 mph
2100
41°F
NW
11 mph
11 mph
April 30, thursday
0000
41°F
W
14 mph
14 mph
0300
41°F
NW
14 mph
14 mph
0600
43°F
NW
12 mph
12 mph
