Groton, Connecticut, United States of America: What to pack, what to wear, and when to go [2021]

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Traveling to Groton, Connecticut, United States of America? If you're planning to go to Groton, we have some important information about when to go, what to wear, and what to pack.

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When to go to Groton, Connecticut, United States of America

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

Important esssentials for Groton, Connecticut, United States of America

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

What to wear/what to pack for Groton, Connecticut, United States of America by month

January

If you go to Groton in January, you will notice that it is cold and snowy. Expect it to snow sometimes. Daytime temperatures are in the high 30s F (single digits C).

What to wear/what to pack:

February

February in Groton can be very chilly and snowy. Temperatures average in the high 30s F (single digits C) during the day.

What to wear/what to pack:

March

March in Groton can be very chilly and snowy. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C).

What to wear/what to pack:

April

April in Groton is crisp. The rain can amount to several inches/centimeters.

During this time, temperatures average in the high 40s F (single digits C) to high 50s F (mid 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

May

May is balmy. Temperatures average in the 60s F (high 10s C) during the day.

What to wear/what to pack:

June

If you go to Groton in June, you will notice that it is warm. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

July

Traveling to Groton in July, you will notice that it is hot. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

August

August in this region is a perfect temperature. Temperatures average in the low 70s F (mid 20s C) during the day.

What to wear/what to pack:

September

September in Groton is balmy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the 60s F (high 10s C) to low 70s F (low 20s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

October

Traveling to Groton in October, you will notice that it can be chilly. Daytime temperatures are in the low 60s F (high 10s C).

What to wear/what to pack:

November

November in Groton can be very chilly. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

December

In December, Groton is cold and snowy. Temperatures routinely are in the low 40s F (single digits C) and about half of the time jump into the low 40s F (single digits C) range. At night, lows are in the 20s F (single digits below 0 C).

During your visit, you can expect several inches of snow. This is also a rainy time for Groton, with several of the days of the month having rain.

What to wear/what to pack:

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