Southwest Harbor, Maine, United States of America: What to pack, what to wear, and when to go [2022]

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Traveling to Southwest Harbor, Maine, United States of America? If you're planning to go to Southwest Harbor, below is some important information about when to go, what to wear, and what to pack.

Contents

About your travel guide

Hi! I'm Dev. I've traveled all over the world and in my travels, I have made many packing lists. In this series, my team and I have compiled the most useful information, as well as things we couldn't live without, to help you plan your trip.


When to go to Southwest Harbor, Maine, United States of America

Based on the climate and weather in Southwest Harbor, the best time to go is August. See below for details.

Important essentials for Southwest Harbor, Maine, United States of America

Here are some general tips on what to wear in Southwest Harbor, as well as several items to remember to pack when traveling there.

IMPORTANT COVID-19 ESSENTIALS

Other health necessities


  • Travel first aid kit

    This one is a great option.


  • Emergency rapid COVID-19 test

    U.S. residents can get them free here. Otherwise, you can buy them here.


  • Emergency motion sickness relief

Don't forget these

Activities for Southwest Harbor, Maine, United States of America

Here are some activity recommendations and activity-specific packing tips for Southwest Harbor.

What to wear/what to pack for Southwest Harbor, Maine, United States of America by month

Already know when you're traveling?

January

January in Southwest Harbor is very cold. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the low 20s F (single digits below 0 C) to low 30s F (single digits below 0 C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

February

February in Southwest Harbor is frigid. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the 30s F (single digits C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

March

If you are traveling to Southwest Harbor in March, you will notice that it is brisk. Expect it to rain about a third of the time and snow once in a while. Daytime temperatures are in the low 40s F (single digits C).

What to wear/what to pack:

April

April is pretty cool. Temperatures average in the low 50s F (low 10s C) during the day. It rains sometimes.

What to wear/what to pack:

May

May in Southwest Harbor is cool. The rain can amount to several inches/centimeters. During this time, temperatures average in the 50s F (low 10s C) to 60s F (high 10s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

June

June in Southwest Harbor is warm. The rain can amount to several inches/centimeters. During this time, temperatures average in the 70s F (low 20s C), although night temperatures can dip into the low 50s F (single digits C).

What to wear/what to pack:

July

July in Southwest Harbor is a perfect temperature. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 20s C) to high 70s F (mid 20s C), although night temperatures can dip into the low 50s F (single digits C).

What to wear/what to pack:

August

August in this region is warm. Temperatures average in the high 70s F (mid 20s C) during the day. It rains occasionally.

What to wear/what to pack:

September

If you vacation in Southwest Harbor during September, you may see that it is balmy. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the low 50s F (low 10s C). In terms of precipitation, you can expect it to rain occasionally.

What to wear/what to pack:

October

If you visit Southwest Harbor during October, you will probably notice that it can be chilly. Temperatures tend to hover around the high 50s F (mid 10s C) during the day, while at night they can dip into the low 40s F (single digits C). In terms of precipitation, you can expect it to rain occasionally.

What to wear/what to pack:

November

In November, Southwest Harbor is pretty cool. Temperatures routinely are in the high 40s F (single digits C) and about half of the time jump into the low 50s F (single digits C) range. At night, lows are in the low 30s F (single digits C). This is also a rainy time for Southwest Harbor, with a few of the days of the month having rain.

What to wear/what to pack:

December

December in Southwest Harbor can be brisk. Temperatures average in the high 30s F (single digits C) during the day. It rains a bit less than half of the time and snows occasionally.

What to wear/what to pack:

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