World Resorts USA Mount Desert Island Weather

Mount Desert Island 14 Days Forecast

29.06
mon
Day
77°F
W 2 mph
Precip.
3%
Night
61°F
E 6 mph
Precip.
10%
30.06
tue
Day
77°F
NE 9 mph
Precip.
3%
Night
61°F
NE 7 mph
Precip.
39%
01.07
wed
Day
79°F
E 7 mph
Precip.
21%
Night
61°F
NW 4 mph
Precip.
45%
02.07
thu
Day
72°F
N 6 mph
Precip.
18%
Night
61°F
N 2 mph
Precip.
44%
03.07
fri
Day
81°F
NE 3 mph
Precip.
11%
Night
61°F
N 2 mph
Precip.
42%
04.07
sat
Day
81°F
N 4 mph
Precip.
10%
Night
61°F
N 2 mph
Precip.
78%
05.07
sun
Day
70°F
NE 16 mph
Precip.
15%
Night
61°F
NE 4 mph
Precip.
12%
06.07
mon
Day
73°F
NE 11 mph
Precip.
5%
Night
59°F
NW 3 mph
Precip.
32%
07.07
tue
Day
68°F
W 7 mph
Precip.
17%
Night
55°F
E 2 mph
Precip.
17%
08.07
wed
Day
73°F
NE 8 mph
Precip.
5%
Night
59°F
NE 6 mph
Precip.
22%
09.07
thu
Day
73°F
NE 11 mph
Precip.
5%
Night
63°F
NE 12 mph
Precip.
12%
10.07
fri
Day
79°F
NE 11 mph
Precip.
4%
Night
63°F
NE 7 mph
Precip.
66%
11.07
sat
Day
77°F
N 3 mph
Precip.
43%
Night
66°F
E 4 mph
Precip.
15%
12.07
sun
Day
70°F
W 5 mph
Precip.
14%
Night
61°F
NW 4 mph
Precip.
48%

Sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 53.1°F. The highest and lowest sea temperatures during the month were 55.9°F and 48.4°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 58.2°F. The highest and lowest sea temperatures during the month were 60.6°F and 54.9°F.

Air temperature in Mount Desert Island, °F

Precipitation total in Mount Desert Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Mount Desert Island

Sunniest months:
September 13 days
October 13 days
November 13 days
Warmest months:
July 71.9 °F
August 71.3 °F
June 67.2 °F
Warmest sea temp:
August 61.6 °F
July 59.8 °F
September 58.6 °F
Coldest months:
January 28.9 °F
February 30.1 °F
December 34.8 °F
Rainiest months:
December 3 days
October 3 days
March 2 days
Windiest months:
December 10.7 mph
March 10.5 mph
February 10.4 mph

Mount Desert Island on a weather map

Current weather
20:44
Mount Desert Island
+64°F
NE 6 mph
Feels like: +64°F
Precip.: 9%
Places in USA:
Name
°F
Boston
+68°F
Hawaii
+79°F
Las Vegas
+97°F
Los Angeles
+75°F
Miami
+82°F
Miami Beach
+84°F
Maui
+75°F
Myrtle Beach
+81°F
New York
+75°F
San Diego
+66°F
San Francisco
+68°F
Sarasota
+81°F
Tampa
+84°F
Houston
+82°F
Chicago
+79°F
all places
24 Hours Forecast
Mount Desert Island
Local time: 20:44
June 29, monday
2100
64°F
NE
6 mph
June 30, tuesday
0000
61°F
E
6 mph
0300
59°F
E
5 mph
0600
59°F
E
4 mph
0900
72°F
E
7 mph
1200
77°F
NE
9 mph
1500
75°F
NE
12 mph
1800
68°F
NE
11 mph
Units of measurement: °C / °F