Southwest Harbor
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Southwest Harbor Weather in June

June in Southwest Harbor averages 19°C (66°F) during the day and 11°C (52°F) at night. Quite a bit of rainfall is typical this month, with around 137 mm (5.4 in) on average. An umbrella is a good idea.

Rainfall in Southwest Harbor in June

Historically, June sees about 15 days of rain, with a monthly average of 137 mm (5.4 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Southwest Harbor in June

June in Southwest Harbor brings pleasant temperatures, with highs of 19°C (66°F) and nights around 11°C (52°F). Conditions are often most pleasant around the middle of the day. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

If you prefer dry days with pleasant temperatures, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Southwest Harbor Temperature in June

Min Temperature
11°C (52°F)
Max Temperature
19°C (66°F)
Chance of Rain
49%
Precipitation
137 mm (5.4 in)
Rainy days
15 days

Southwest Harbor Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Southwest Harbor - and find the best time to visit.

Best Places in the United States of America in June

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Southwest Harbor in June

Pleasant temperatures in June mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Southwest Harbor in June

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Southwest Harbor 3-Day Forecast

More climate data for Southwest Harbor

Popular in June

Where to go in June - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.