Local weather forecast

Weather in Isle Au Haut, ME

Updated 2026-09-26 10:00 local time · ZIP codes 04645

Patchy rain nearby
Now56°F

Patchy rain nearby

High / Low59° / 55°
Rain chance89%
Wind22 mph
Weather alerts

Active alerts

2
Small Craft Advisory issued September 26 at 1:52AM EDT until September 28 at 8:00AM EDT by NWS Caribou ME

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 6 ft. * WHERE...Intra Coastal Waters from Schoodic Point, ME to Stonington, ME. * WHEN...Until 8 AM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 7:55AM EDT until September 28 at 8:00AM EDT by NWS Caribou ME

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 6 ft. * WHERE...Intra Coastal Waters from Schoodic Point, ME to Stonington, ME. * WHEN...Until 8 AM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowPatchy rain nearby56°27% rain
11 AMPatchy rain nearby57°25% rain
12 PMOvercast59°20% rain
1 PMLight rain59°57% rain
2 PMLight drizzle57°42% rain
3 PMLight drizzle57°49% rain
4 PMLight rain shower57°39% rain
5 PMLight rain shower58°37% rain
6 PMLight drizzle58°58% rain
7 PMLight rain57°70% rain
8 PMLight rain shower56°68% rain
9 PMHeavy rain56°89% rain
Forecast

3-day weather forecast

Today2026-09-26
Overcast
59° 55°Overcast
Rain 89%Gust 33 mph
Tomorrow2026-09-27
Light rain shower
57° 55°Light rain shower
Rain 91%Gust 37 mph
Monday2026-09-28
Light rain shower
56° 54°Light rain shower
Rain 92%Gust 33 mph
Conditions

Weather details

Feels like45°F
Humidity84%
Pressure30.05 inHg
Visibility6 mi
Wind22 mph NE
Wind gusts35 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise06:26 AM
Sunset06:25 PM
Moonrise06:11 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour12 PM · 59°F
Coolest hour10 PM · 55°F
Highest rain chance10 PM · 90%
Strongest gusts12 AM · 50 mph
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 89% over the next 12 hours.

A jacket or sweater is a good idea

It feels like 45°F with winds near 22 mph.

Best window: 12 PM

59°F, 20% rain chance and 24 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 45 mph.

Running conditions are less comfortable

Current temperature is 56°F, wind 22 mph, rain chance up to 89%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Isle Au Haut

Maine has cold winters, mild summers and strong coastal influence in the east. Snow, nor'easters and rapid temperature changes are common in the colder season.

Isle Au Haut is part of the Northeast weather region. The forecast point is near 44.05°N latitude and 68.63°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Isle Au Haut weather today

Patchy rain nearby and 56°F in Isle Au Haut, ME. Today's high is 59°F with a 89% rain chance. Winds are around 22 mph with gusts near 35 mph. Relative humidity is 84%, pressure is 30.05 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Isle Au Haut

Sunrise is at 06:26 AM and sunset is at 06:25 PM. Tomorrow's forecast calls for Light rain shower with a high near 57°F and a low near 55°F. The maximum rain chance is 91%.

Nearby

Weather near Isle Au Haut

Maine

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