World Resorts USA Mount Desert Island

Mount Desert Island Monthly Weather Averages

Please click on any column to get detailed information about Mount Desert Island weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Mount Desert Island is july. The average daily temp is 72.7°F. The average nightly temp is 62.2°F.

Sea water temperature, °F

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 62.0°F.

Precipitation total, in.

February is the month with least precipitations during the year. The average precipitation totals for this month is 1.0 in. The month with most precipitation total is December.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

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

Best time for vacation in Mount Desert Island

Sunniest months:
September 13 days
October 12 days
November 12 days
Warmest months:
July 72.7 °F
August 71.9 °F
June 66.6 °F
Warmest sea temp:
August 61.9 °F
July 60.2 °F
September 58.6 °F
Coldest months:
January 29.7 °F
February 30.2 °F
December 36.3 °F
Rainiest months:
December 4 days
July 3 days
April 3 days
Windiest months:
March 10.6 mph
December 10.5 mph
February 10.4 mph

Mount Desert Island on a weather map

Mount Desert Island
+14°F
SE 14 mph
Feels like: +0°F
Precip.: 0%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
Mount Desert Island
Local time: 04:17
December 22, sunday
0600
12°F
SE
14 mph
0900
12°F
SE
12 mph
1200
18°F
SE
13 mph
1500
21°F
SE
13 mph
1800
23°F
SE
12 mph
2100
16°F
SE
11 mph
December 23, monday
0000
14°F
SE
9 mph
0300
14°F
SE
7 mph
Units of measurement: °C / °F