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Southwest Harbor, ME 04685 Weather

It is 52°F and fog/mist in Southwest Harbor, ME 04685, observed at 7:10 AM EDT. Today: Slight Chance Light Rain then Mostly Sunny, high 62°F, low 34°F. Hourly and 7-day forecast from the National Weather Service. Times are local (EDT).

Southwest Harbor, ME 04685 current weather

52°F

Fog/Mist

H 62° / L 34°Feels like 52°

  • No rain expected in the next 12 hours

Observed at Bar Harbor, Hancock County-Bar Harbor Airport (20.7 mi away), 10/30/2026, 7:10 AM EDT

Hourly forecast

NWS, updated 10/30/2026, 1:02 AM PT

  1. Now53°16%
  2. 8 AM50°
  3. 9 AM52°
  4. 10 AM55°
  5. 11 AM58°
  6. 12 PM59°
  7. 1 PM60°
  8. 2 PM62°
  9. 3 PM61°
  10. 4 PM60°
  11. 5 PM58°
  12. 6 PM53°
  13. 7 PM51°
  14. 8 PM50°
  15. 9 PM49°
  16. 10 PM48°
  17. 11 PM46°
  18. 12 AM45°Sat
  19. 1 AM44°
  20. 2 AM43°
  21. 3 AM43°
  22. 4 AM41°
  23. 5 AM40°
  24. 6 AM38°
  25. 7 AM37°
  26. 8 AM39°
  27. 9 AM41°
  28. 10 AM43°
  29. 11 AM45°
  30. 12 PM46°
  31. 1 PM47°
  32. 2 PM48°
  33. 3 PM48°
  34. 4 PM49°
  35. 5 PM47°
  36. 6 PM44°
  37. 7 PM43°
  38. 8 PM42°
  39. 9 PM42°
  40. 10 PM41°
  41. 11 PM40°
  42. 12 AM39°Sun
  43. 1 AM38°
  44. 1 AM38°
  45. 2 AM37°
  46. 3 AM37°
  47. 4 AM37°
  48. 5 AM37°

7-day forecast

Tap a day for details

  • Today10/3016% chance of precipitationLow 34°High 62°

    Today: A slight chance of rain before 8am. Mostly sunny, with a high near 62. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

    Tonight: Partly cloudy. Low around 34, with temperatures rising to around 40 overnight. Northwest wind around 15 mph, with gusts as high as 28 mph.

    Slight Chance Light Rain then Mostly Sunny
  • Sat10/31Low 36°High 49°

    Saturday: Sunny, with a high near 49. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.

    Saturday Night: Mostly clear, with a low around 36. Northwest wind around 8 mph.

    Sunny
  • Sun11/1Low 46°High 56°

    Sunday: Sunny, with a high near 56. West wind 7 to 12 mph, with gusts as high as 22 mph.

    Sunday Night: Mostly clear, with a low around 46. Southwest wind around 10 mph.

    Sunny
  • Mon11/212% chance of precipitationLow 46°High 60°

    Monday: Mostly sunny, with a high near 60. Southwest wind 8 to 12 mph, with gusts as high as 22 mph.

    Monday Night: Mostly cloudy, with a low around 46.

    Mostly Sunny
  • Tue11/312% chance of precipitationLow 45°High 54°

    Tuesday: Partly sunny, with a high near 54.

    Tuesday Night: Mostly cloudy, with a low around 45.

    Partly Sunny
  • Wed11/419% chance of precipitationLow 48°High 55°

    Wednesday: A slight chance of rain after 10am. Partly sunny, with a high near 55. Chance of precipitation is 20%.

    Wednesday Night: A slight chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

    Slight Chance Light Rain
  • Thu11/556% chance of precipitationLow 49°High 58°

    Thursday: A chance of rain. Partly sunny, with a high near 58. Chance of precipitation is 40%.

    Thursday Night: Rain likely. Mostly cloudy, with a low around 49.

    Chance Light Rain

Forecast for 44.154, -68.425 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.

Next 6 hours

NWS hourly forecast

  1. Now53°Slight Chance Light Rain16%10 mph
  2. 8 AM50°Mostly Sunny4%10 mph
  3. 9 AM52°Sunny1%9 mph
  4. 10 AM55°Sunny0%9 mph
  5. 11 AM58°Sunny0%9 mph
  6. 12 PM59°Sunny0%9 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Southwest Harbor, ME 04685 right now?
The latest observation from Bar Harbor, Hancock County-Bar Harbor Airport was 52°F and fog/mist, reported at 10/30/2026, 7:10 AM EDT.
What is the high temperature today in Southwest Harbor, ME 04685?
The National Weather Service forecast for today calls for a high near 62°F. Slight Chance Light Rain then Mostly Sunny.
Will it rain in Southwest Harbor, ME 04685 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Southwest Harbor, ME 04685 today?
Sunrise is about 7:08 AM EDT and sunset is about 5:26 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Southwest Harbor, ME 04685?
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
5:26 PM
Daylight
10 hr 18 min
Moon
Waning Gibbous 80% lit
First light (civil dawn)
6:38 AM
Last light (civil dusk)
5:56 PM
Moonrise
8:51 PM
Moonset
12:29 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, 17 mi away.

Other places nearby

Data sources

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About this data

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