Southwest Harbor, ME Weather Forecast and Current Conditions
Current Conditions From Nearby Local Station
Feels Like 30°F
at
Point Forecast at a Glance
7-Day Temperature Trend
Week Ahead Summary
High temperatures start near 43°F, reaching 53°F before cooling to 30°F, then recovering to 35°F by week's end. Unsettled weather expected with wintry mix likely on at least 5 days.
Climate Context
This week's forecast shows temperatures running 4°F above the historical average for December. Normal highs for this period are around 37°F with lows around 21°F.
This Date in Weather History
1924 - A severe icestorm struck central Illinois. It coated the ground with nearly two inches of glaze at Springfield. The storm caused 21 million dollars damage along with much hardship. Ice was on the trees until the 4th of January, and electricity was not restored until January 10th.
Southwest Harbor, ME 7 Day Weather Forecast Details
Wednesday Dec 17
Day: Mostly sunny, with a high near 43. Southwest wind 14 to 18 mph, with gusts as high as 32 mph.
Night: Mostly clear, with a low around 28. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Dec 18
Day: Mostly sunny, with a high near 46. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Night: A chance of rain, mainly after 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 39. South wind 10 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Friday Dec 19
Day: Rain. Areas of fog before noon, then patchy fog after 2pm. High near 53. Breezy, with a south wind 16 to 22 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 24. Southwest wind 14 to 16 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Dec 20
Day: Mostly sunny, with a high near 38. West wind 9 to 16 mph, with gusts as high as 29 mph.
Night: A chance of snow before midnight, then a chance of rain and snow between midnight and 2am, then rain likely after 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Sunday Dec 21
Day: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Night: Partly cloudy, with a low around 19.
Monday Dec 22
Day: Mostly sunny, with a high near 30.
Night: Partly cloudy, with a low around 15.
Tuesday Dec 23
Day: A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
About Southwest Harbor, ME
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How We Provide Better Local Weather
Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.
Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.
Sun & Moon Monthly
Sunrise 7:04 AM
Sunset 3:56 PM
Last Light 4:30 PM
Moonset 1:48 PM
Nearby Tide Stations
Southwest Harbor, Mount Desert Island
(0.7 miles away)
Bass Harbor, Mount Desert Island
(3 miles away)
Mackerel Cove, Blue Hill Bay
(9.3 miles away)
Bar Harbor, Mount Desert Island
(9.7 miles away)
Burnt Coat Harbor, Swans Island
(11.2 miles away)
Contiguous US Extremes
Tue's High Temperature
87 at 6 Miles West-southwest Of Glamis, CA
Tue's Low Temperature
-10 at 4 Miles East-southeast Estcourt Station, ME
Weather Folklore
If garden spiders forsake their webs, it indicates rain.
