Hourly Weather Forecast - Islesboro, ME

5 AM
34°F
0%
5mph
N
Foggy
Humidity
100%
Feels like
29°F
Dew Point
34°F
6 AM
33°F
0%
6mph
N
Foggy
Humidity
100%
Feels like
28°F
Dew Point
33°F
6:37 AM
7 AM
33°F
0%
6mph
N
Foggy
Humidity
100%
Feels like
27°F
Dew Point
33°F
8 AM
33°F
0%
7mph
N
Foggy
Humidity
100%
Feels like
27°F
Dew Point
33°F
9 AM
35°F
10%
9mph
NNW
Mostly Cloudy
Humidity
95%
Feels like
28°F
Dew Point
33°F
10 AM
36°F
10%
10mph
NNW
Mostly Cloudy
Humidity
87%
Feels like
29°F
Dew Point
33°F
11 AM
37°F
10%
11mph
NNW
Mostly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
32°F
12 PM
39°F
10%
11mph
NNW
Mostly Cloudy
Humidity
74%
Feels like
32°F
Dew Point
31°F
1 PM
40°F
30%
11mph
NNW
30% Chance Rain Showers
Humidity
67%
Feels like
33°F
Dew Point
30°F
2 PM
40°F
0%
12mph
NNW
Partly Cloudy
Humidity
61%
Feels like
33°F
Dew Point
28°F
3 PM
41°F
0%
11mph
NNW
Partly Cloudy
Humidity
57%
Feels like
34°F
Dew Point
27°F
4 PM
41°F
0%
11mph
NNW
Mostly Sunny
Humidity
53%
Feels like
34°F
Dew Point
25°F
5 PM
40°F
0%
10mph
NNW
Mostly Sunny
Humidity
51%
Feels like
34°F
Dew Point
24°F
6 PM
38°F
0%
8mph
NNW
Mostly Sunny
Humidity
52%
Feels like
32°F
Dew Point
22°F
6:49 PM
7 PM
36°F
0%
7mph
NNW
Mostly Clear
Humidity
53%
Feels like
31°F
Dew Point
21°F
8 PM
35°F
0%
5mph
NNW
Partly Cloudy
Humidity
55%
Feels like
30°F
Dew Point
20°F
9 PM
33°F
0%
4mph
NW
Partly Cloudy
Humidity
57%
Feels like
29°F
Dew Point
20°F
10 PM
32°F
0%
4mph
NW
Mostly Cloudy
Humidity
59%
Feels like
28°F
Dew Point
19°F
11 PM
31°F
0%
4mph
NW
Cloudy
Humidity
60%
Feels like
27°F
Dew Point
19°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide