Weather forecast for todayIslesboro, ME

Weather forecast for today

Current condition 4:30 am EST

  • 39°F
  • Feels like:
    39°F
Fog
Fog
  • Precipitation: 0"
  • Wind: 3mphNW 320°
  • Humidity: 87%
  • Dewpoint: 37°F
  • Pressure: 30.19"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
In Islesboro, at the moment, rolling fog is creeping into the region, reducing visibility on the roads.
The temperature is a wintry 39.2°F. The current temperature is near the lowest anticipated 37.4°F for today.

Monday Oct 26, 2026

  • 63°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphWSW 251°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:05 am EDT
  • Sunset: 5:34 pm EDT
  • ▼
Today, on Monday, October 26, a partly cloudy outlook will keep the sky interesting throughout the day.
The maximum temperature will be a breezy 62.6°F, while the minimum temperature will be a wintry 37.4°F.
A forecast high of 62.6°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:05 am and sunset at 5:34 pm; the daylight will last for 10h and 29min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 61°C.
Coldest hour: 6 am 39°C.

Chance of precipitation

Highest chance: 6 am - 8 am 15%.

Hourly weather forecast

  • 6 am
  • 39°F
  • Feels like:
    39°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 2mphWSW 250°
  • Humidity: 87%
  • Pressure: 30.15"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
Sunrise: 7:05 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 2mphSW 234°
  • Humidity: 83%
  • Pressure: 30.15"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSW 230°
  • Humidity: 69%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 230°
  • Humidity: 52%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphWSW 249°
  • Humidity: 50%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 61°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphWNW 287°
  • Humidity: 56%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:34 pm
  • 6 pm
  • 59°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphNW 310°
  • Humidity: 62%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 54°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNW 325°
  • Humidity: 72%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphNNW 337°
  • Humidity: 73%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Islesboro, primarily overcast and occasionally sun-filled weather is forecasted.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 60.8°F. The warmest part of the day will be from 1 pm to 5 pm.
The maximum temperature will align more closely with September's average high of 67.1°F than with October's 55.8°F. The lowest temperature is more close to November's average minimum of 32.7°F than the usual minimum of 43.2°F in October.
Updated: Oct 26, 2026 @ 09:30:03 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (4:30 am EST) it is 39.2°F in Islesboro.

Today, expect partly sunny skies with periods of cloudiness.

Today, the highest temperature will be 62.6°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 55.8°F in October. The lowest temperature will be also relatively lower than the average low of 43.2°F.

On Monday, in Islesboro, sunrise will be at 7:05 am and sunset at 5:34 pm (EDT).

In Islesboro, today, there will be 10h and 29min of daylight.