Cornwall, Ontario, Canada: What to pack, what to wear, and when to go [2022]

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Traveling to Cornwall, Ontario, Canada? If you're planning to go to Cornwall, here 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 Cornwall, Ontario, Canada

Based on the climate and weather in Cornwall, the best time to go is July. See below for details.

Important essentials for Cornwall, Ontario, Canada

Here are some general tips on what to wear in Cornwall, 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 excellent 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 Cornwall, Ontario, Canada

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

If you go to Lost Villages Museum, wear museum-appropriate clothing and take:

We also recommend these top tours in and around Cornwall.

What to wear/what to pack for Cornwall, Ontario, Canada by month

Already know when you're traveling?

January

January in Cornwall can be dangerously cold and somewhat snowy. The snow can amount to several inches/centimeters. During this time, temperatures average in the low 20s F (single digits below 0 C), although night temperatures can dip into the single digits below 0 F (20+ below zero C).

What to wear/what to pack:

February

February in Cornwall is beyond freezing. The average overnight temperatures in the area are in the single digits F (10+ below zero C). It tends to rain once in a while. It also snows about a third of the time.

What to wear/what to pack:

March

March in Cornwall is cold. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 20s F (single digits below 0 C) to high 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:

April

April in Cornwall can be very chilly and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

May

In May, Cornwall is balmy and somewhat rainy. Temperatures routinely are in the high 60s F (high 10s C) and about half of the time jump into the low 70s F (low 20s C) range. At night, lows are in the 40s F (single digits C). This is also a rainy time for Cornwall, with several of the days of the month having rain.

What to wear/what to pack:

June

June in Cornwall is a perfect temperature and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 60s F (high 10s C) to 70s F (mid 20s C), although night temperatures can dip into the 30s F (single digits C).

What to wear/what to pack:

July

If you visit Cornwall during July, you will probably see that it is hot and somewhat rainy. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the low 60s F (mid 10s C). In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

August

If you are traveling to Cornwall in August, you will notice that it is warm and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

September

September in Cornwall is mild and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 50s F (mid 10s C) to high 60s F (low 20s C), although night temperatures can dip into the 30s F (single digits C).

What to wear/what to pack:

October

In October, Cornwall is cool and somewhat rainy. Temperatures routinely are in the 50s F (low 10s C) range. At night, lows are in the low 30s F (single digits C). This is also a rainy time for Cornwall, with several of the days of the month having rain.

What to wear/what to pack:

November

November in Cornwall can be brisk and somewhat rainy. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 30s F (single digits C) to low 40s F (single digits C), although night temperatures can dip into the high 20s F (single digits below 0 C).

What to wear/what to pack:

December

December in this region is frosty. Temperatures average in the high 20s F (single digits below 0 C) during the day. It rains occasionally and snows regularly.

What to wear/what to pack:

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