Weather forecast for 10 days
Southwest Harbor, ME

Weather forecast for the weekend

Saturday, Jun 21.

Sunny
4:47 am

8:22 pm
EDT
Sunny
72°F / 55°F
  • Wind: 12mph WSW
  • Humidity: 57%
  • Precip. probability: 2%
  • Precipitation: 0.08"
  • UV index: 8
On Saturday, June 21, sunshine is forecasted under mostly clear skies.
Minimal precipitation is anticipated. The temperature is predicted to vary between an agreeable 71.6°F and a refreshing 55.4°F.
On Saturday, the forecast high deviates from June's norm and tracks July's average temperature of 73.2°F.
Sunrise will be at 4:47 am and sunset at 8:22 pm; the daylight will last for 15h and 35min.

Sunday, Jun 22.

AM Showers
4:48 am

8:22 pm
EDT
AM Showers
63°F / 55°F
  • Wind: 11mph SSE
  • Humidity: 89%
  • Precip. probability: 51%
  • Precipitation: 0.35"
  • UV index: 5
On Sunday, June 22, expect mild drizzle and light rain showers in the early morning.
The likelihood of rain is high. However, precipitation will be light. A subtle difference will be noticeable between the daytime peak temperature of a breezy 62.6°F and the nighttime low of a moderate 55.4°F.
The highest temperature on Sunday will align with the usual June peak of 66°F.
Sunrise will be at 4:48 am and sunset at 8:22 pm; the daylight will last for 15h and 35min.

Frequently asked questions

What is the weather forecast for Southwest Harbor for Saturday?
On Saturday, the outlook remains bright and sunny.
Will it rain on Saturday?
On Saturday, there is a low probability of minimal rainfall in Southwest Harbor.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 71.6°F, while the lowest temperature will be 55.4°F.
What is the weather forecast for Southwest Harbor for Sunday?
On Sunday, a few passing showers may dampen the morning hours.
Will it rain on Sunday?
With a probability of 51%, light precipitation of 0.35" is predicted on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 62.6°F, while the lowest temperature will be 55.4°F.
What is the weather forecast for Southwest Harbor for the next ten days?
In Southwest Harbor, weather will be unstable, and a combination of dull, rain-soaked, misty and sunny weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rain is anticipated on Thursday, Sunday, next Thursday through next Saturday in Southwest Harbor. Next Friday, with light precipitation of 0.39", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 60.8°F and 75.2°F, while the minimum temperature will range between 53.6°F and 62.6°F.
What will be the warmest and the coldest days?
The warmest day will be Tuesday, with a maximum of 75.2°F. Next Thursday will be the coldest day, with a maximum temperature of 60.8°F.

Long-term weather forecast

ThuJun 19.
  • 63°F
  • 57°F
PM Fog
PM Fog
  • Wind: 7mph SSE
  • Humidity: 90%
  • UV index: 4
  • Precip. probability: 22%
  • Precipitation: 0.04"
  • 4:47 am 8:22 pm EDT
FriJun 20.
  • 70°F
  • 55°F
AM Fog / PM Sun / Wind
AM Fog / PM Sun / Wind
  • Wind: 22mph SW
  • Humidity: 78%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 4:47 am 8:22 pm EDT
SatJun 21.
  • 72°F
  • 55°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 2%
  • Precipitation: 0.08"
  • 4:47 am 8:22 pm EDT
SunJun 22.
  • 63°F
  • 55°F
AM Showers
AM Showers
  • Wind: 11mph SSE
  • Humidity: 89%
  • UV index: 5
  • Precip. probability: 51%
  • Precipitation: 0.35"
  • 4:48 am 8:22 pm EDT
MonJun 23.
  • 66°F
  • 59°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 11mph SSW
  • Humidity: 86%
  • UV index: 8
  • Precip. probability: 16%
  • Precipitation: 0"
  • 4:48 am 8:22 pm EDT
TueJun 24.
  • 75°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SW
  • Humidity: 80%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 4:48 am 8:23 pm EDT
WedJun 25.
  • 72°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SE
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 4:49 am 8:23 pm EDT
ThuJun 26.
  • 61°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph ESE
  • Humidity: 76%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 4:49 am 8:23 pm EDT
FriJun 27.
  • 63°F
  • 55°F
Showers
Showers
  • Wind: 11mph SSE
  • Humidity: 83%
  • UV index: 5
  • Precip. probability: 43%
  • Precipitation: 0.39"
  • 4:49 am 8:23 pm EDT
SatJun 28.
  • 63°F
  • 55°F
AM Showers
AM Showers
  • Wind: 11mph SE
  • Humidity: 83%
  • UV index: 7
  • Precip. probability: 40%
  • Precipitation: 0.12"
  • 4:50 am 8:23 pm EDT
And a mix of gloomy, rain-soaked, hazy and bright weather is predicted.
Rain is anticipated on Thursday, Sunday, next Thursday through next Saturday.
Significant changes in temperature are expected in the upcoming days. Highs will range from 60.8°F to 75.2°F, while the forecast minimum temperature falls between 53.6°F and 62.6°F.
Tuesday will be the warmest day, with a maximum temperature of 75.2°F; the coldest day will be next Thursday, with a maximum of 60.8°F.
Updated: Jun 19, 2025 @ 14:51:19 UTC
Published by: Weather U.S. | About Us
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