Grimsby, Ontario, Canada: What to pack, what to wear, and when to go [2021]

This article contains affiliate links to Amazon and other vendors. We may earn commission from purchases made through these links.

Traveling to Grimsby, Ontario, Canada? If you're planning to go to Grimsby, here is some important information about when to go, what to wear, and what to pack.

Contents


When to go to Grimsby, Ontario, Canada

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

Important esssentials for Grimsby, Ontario, Canada

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

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

January

January in Grimsby can be extremely cold and somewhat snowy. The average overnight temperatures in the area are in the high 10s F (single digits below 0 C).

It tends to rain about a third of the time. It also snows 5-10 days this month.

What to wear/what to pack:

February

February in Grimsby is frigid. The average overnight temperatures in the area are in the low 20s F (single digits below 0 C).

It tends to rain 5-10 days this month. It also snows a bit less than half of the time.

What to wear/what to pack:

March

March in this region can be very chilly and somewhat rainy. Temperatures average in the low 40s F (single digits C) during the day. It rains about a third of the time and snows occasionally.

What to wear/what to pack:

April

April in Grimsby can be very chilly and somewhat rainy. The average overnight temperatures in the area are in the high 30s F (single digits C), with a few days below 28 F (single digits below 0 C).

It tends to rain about half of the time.

What to wear/what to pack:

May

In May, Grimsby is mild and somewhat rainy. Temperatures routinely are in the 60s F (high 10s C) and 5-10 days this month jump into the low 70s F (low 20s C) range.

At night, lows are in the high 40s F (single digits C). This is also a rainy time for Grimsby, with several of the days of the month having rain.

What to wear/what to pack:

June

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

What to wear/what to pack:

July

If you are traveling to Grimsby in July, you will notice that it is extremely warm and somewhat rainy. Expect it to rain 5-10 days this month. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

August

If you vacation in Grimsby during August, you will probably see that it is a perfect temperature and somewhat rainy. Temperatures tend to hover around the high 70s F (mid 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 5-10 days this month.

What to wear/what to pack:

September

September here is mild and somewhat rainy. Temperatures average in the low 70s F (low 20s C) during the day. It rains about half of the time.

What to wear/what to pack:

October

October here is cool and somewhat rainy. Temperatures average in the high 50s F (mid 10s C) during the day. It rains about half of the time.

What to wear/what to pack:

November

If you visit Grimsby during November, you are likely to see that it is brisk and somewhat rainy. Temperatures tend to hover around the high 40s F (single digits C) during the day, while at night they can dip into the 30s F (single digits C).

In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

December

December in Grimsby is very cold and somewhat rainy. The average overnight temperatures in the area are in the 20s F (single digits below 0 C).

It tends to rain a bit less than half of the time. It also snows about a third of the time.

What to wear/what to pack:

Check out our guides for these other locations: Santiago de Chile, Chile, Haslemere, England, United Kingdom, Kaieteur National Park, Guyana, Isesaki, Japan, Dildo, Newfoundland, Canada, Northeastern Minnesota, Minnesota, United States of America, Kapuskasing, Ontario, Canada, Osa Peninsula, Costa Rica, Carmacks, Yukon, Canada, St.

Catharines, Ontario, Canada, and Puerto Iguazú, Argentina.