Skip to content

Checked

Southwest Harbor, ME 04660 Weather

It is 54°F and partly cloudy in Southwest Harbor, ME 04660, observed at 7:55 AM EDT. Today: Mostly Sunny, high 64°F, low 35°F. Hourly and 7-day forecast from the National Weather Service. Times are local (EDT).

Southwest Harbor, ME 04660 current weather

54°F

Partly Cloudy

H 64° / L 35°Feels like 54°

Observed at Bar Harbor, Hancock County-Bar Harbor Airport (7.9 mi away), 10/30/2026, 7:55 AM EDT

7-day forecast

Tap a day for details

  • Today10/30Low 35°High 64°

    Today: Mostly sunny. High near 64, with temperatures falling to around 58 in the afternoon. West wind 6 to 14 mph, with gusts as high as 24 mph.

    Tonight: Partly cloudy, with a low around 35. Northwest wind around 14 mph, with gusts as high as 25 mph.

    Mostly Sunny
  • Sat10/31Low 34°High 50°

    Saturday: Sunny, with a high near 50. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.

    Saturday Night: Mostly clear, with a low around 34. Northwest wind 3 to 7 mph.

    Sunny
  • Sun11/1Low 44°High 56°

    Sunday: Sunny, with a high near 56. West wind 5 to 12 mph, with gusts as high as 22 mph.

    Sunday Night: Mostly clear, with a low around 44. Southwest wind around 8 mph.

    Sunny
  • Mon11/212% chance of precipitationLow 44°High 62°

    Monday: Mostly sunny, with a high near 62. Southwest wind 7 to 10 mph.

    Monday Night: Mostly cloudy, with a low around 44.

    Mostly Sunny
  • Tue11/314% chance of precipitationLow 41°High 56°

    Tuesday: Partly sunny, with a high near 56.

    Tuesday Night: Mostly cloudy, with a low around 41.

    Partly Sunny
  • Wed11/420% chance of precipitationLow 44°High 57°

    Wednesday: A slight chance of rain after 7am. Partly sunny, with a high near 57. Chance of precipitation is 20%.

    Wednesday Night: A slight chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.

    Slight Chance Light Rain
  • Thu11/556% chance of precipitationLow 47°High 60°

    Thursday: A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.

    Thursday Night: Rain likely. Mostly cloudy, with a low around 47.

    Chance Light Rain

Forecast for 44.337, -68.355 from the NWS CAR office, updated 10/30/2026, 1:02 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Southwest Harbor, ME 04660 right now?
The latest observation from Bar Harbor, Hancock County-Bar Harbor Airport was 54°F and partly cloudy, reported at 10/30/2026, 7:55 AM EDT.
What is the high temperature today in Southwest Harbor, ME 04660?
The National Weather Service forecast for today calls for a high near 64°F. Mostly Sunny.
What time is sunrise and sunset in Southwest Harbor, ME 04660 today?
Sunrise is about 7:08 AM EDT and sunset is about 5:25 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Southwest Harbor, ME 04660?
At Acadia NP, the 1991 to 2020 normal high in October is 59°F and the normal low is 43°F.

Nearby hazards

Maine hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (High Elevations of Acadia National Park)
GoodOzone
AQI forecast tomorrow (High Elevations of Acadia National Park)
GoodOzone

UV index guide · Air quality

Drought

By county

Hancock County, week of 10/27/2026

100% of the county is in moderate drought or worse, 11% in extreme drought or worse.

Tides nearby

NOAA tide stations

Beaches nearby

EPA BEACON beaches

Sun and moon

Local time, center of the area

Sunrise
7:08 AM
Sunset
5:25 PM
Daylight
10 hr 18 min
Moon
Waning Gibbous 80% lit
First light (civil dawn)
6:38 AM
Last light (civil dusk)
5:55 PM
Moonrise
8:50 PM
Moonset
12:30 PM

Normal October weather

Climate

Normal October high 59°, low 43°, precipitation 5.86 in for the month. 1991 to 2020 normals at Acadia NP, 5 mi away.

Other places nearby

Data sources

See something wrong? Request a correction

About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

Forecasts, observations and alerts come from the National Weather Service (api.weather.gov). Data can be delayed by minutes to hours, and an observation station may be miles from the place named on this page. This site is not affiliated with NOAA or the National Weather Service.

DatenUS is a private website and is not affiliated with or endorsed by any government agency. We republish public data from the sources listed on this page. Data can be incomplete, delayed or wrong. Always check the original source before you make a decision.

Our servers read this data automatically from government sources. Errors can come from the source itself or from the way we read, process or display it, and we do not guarantee that it is accurate, complete or current. Verify anything important with the official source.

Report an errorRead the full disclaimer