Groton, Massachusetts, United States of America: What to pack, what to wear, and when to go [2022]
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Traveling to Groton, Massachusetts, United States of America? If you're planning to go to Groton, I have some important information about when to go, what to wear, and what to pack.
Contents
- When to go to Groton
- Important essentials for Groton
- Activities for Groton
- Groton in January: weather and what to pack
- Groton in February: weather and what to pack
- Groton in March: weather and what to pack
- Groton in April: weather and what to pack
- Groton in May: weather and what to pack
- Groton in June: weather and what to pack
- Groton in July: weather and what to pack
- Groton in August: weather and what to pack
- Groton in September: weather and what to pack
- Groton in October: weather and what to pack
- Groton in November: weather and what to pack
- Groton in December: weather and what to pack

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 Groton, Massachusetts, United States of America
Based on the climate and weather in Groton, the best time to go is July. See below for details.
Important essentials for Groton, Massachusetts, 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.
COVID-19 ESSENTIALS FOR 2022
-
Hand sanitizer
This hand sanitizer is an excellent TSA-friendly product.
Travel insurance
If you or a companion get COVID-19, your amazing trip can be ruined. Good travel insurance can help. See plans
-
A vaccine card protector
Vaccine cards frequently become worn. An unreadable vaccine card can cause severe consequences. This vaccine card protector helps stop that.
-
Kids' KN95 masks
N95 masks don't exist for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).
-
Travel disinfecting wipes
Use these to sanitize plane and hotel surfaces.
-
N95 masks to use in crowded airports
These N95 masks provide the best level of COVID-19 protection you can have.
General health necessities
Don't forget these
-
Power bank for devices
A portable power bank, like this one
-
Airplane or car necessities
-
Voice and data SIM card
A SIM card that works in Groton. A good global SIM card works in most countries, but check the country list before buying.
-
Money/passport pouch
A money pouch is vital for protecting your passport and credit cards.
-
For families with young children
-
Plug adapter
A plug adapter that supports outlet types A and B. This one should work in most areas, but check with your hotel.
What to wear/what to pack for Groton, Massachusetts, United States of America by month
Already know when you're traveling?
January
In January, Groton is frosty. Temperatures routinely are in the low 30s F (single digits below 0 C) range. At night, lows are in the low 10s F (10+ below zero C). This is also a rainy time for Groton, with several of the days of the month having rain.
What to wear/what to pack:
-
Thermal undergarments
We chose:
-
Fleece inner layer
-
Extreme weather jacket shell
These are a great value:
-
Extreme cold weather gloves
-
Scarf/neck warmer
-
Insulated ice boots
We use:
-
Coveralls/snow pants
Here are some of the best choices:
-
Lip balm
The best choice: this
-
Pajamas
-
Heavy sweaters
-
Very heavy heated socks
Like these
-
Waterproof snow boots
In addition to regular shoes, it's important to bring snow boots. For traveling to Groton (Massachusetts), we suggest these boots:
-
Waterproof jacket that can be used in snow
-
A umbrella
This is vital here. This one is a great option.
February
Traveling to Groton in February, you will notice that it can be extremely cold. Expect it to rain or snow a bit less than half of the time. Daytime temperatures are in the 30s F (single digits C).
What to wear/what to pack:
-
Fleece inner layer
-
Insulated ice boots
We use:
-
Lip balm
The best option: here
-
Coveralls/snow pants
Here are some of our favorites:
-
Very heavy heated socks
Like these
-
Heavy sweaters
-
Scarf/neck warmer
-
Thermal undergarments
Our picks:
-
Pajamas
-
Extreme cold weather gloves
-
Extreme weather jacket shell
These are a great value:
-
Waterproof snow boots
In addition to day-to-day shoes, you should bring snow boots. For traveling to Groton (Massachusetts), a great option is these boots:
-
Waterproof jacket that can be used in snow
-
A umbrella
This is essential in this type of weather. This one is a great option.
March
If you go to Groton in March, you will notice that it is brisk. Expect it to rain or snow 5-10 days this month. Daytime temperatures are in the low 40s F (single digits C).
What to wear/what to pack:
-
Heavy socks
Such as:
-
Gloves
-
Lip balm
Our favorite option: this one
-
Warm pants or jeans
-
Heavy jacket
-
Insulated water bottle
Our fave:
-
Sweaters
-
Cold weather footwear
-
Waterproof snow boots
In addition to regular footwear, it's important to bring snow boots. For visiting Groton (Massachusetts), we suggest these boots:
-
Waterproof jacket that can be used in snow
-
A umbrella
This is something you need here. This one is a perfect choice.
April
April in Groton is crisp. The average overnight temperatures in the area are in the low 30s F (single digits below 0 C).
What to wear/what to pack:
-
Extra socks
-
Lip balm
In our opinion, the best choice: this
-
Fleece
-
Light gloves or mittens
-
Jacket or coat
-
Warm pants or jeans
-
Standard footwear
-
Waterproof snow boots
In addition to regular shoes, it's important to bring snow boots. For visiting Groton (Massachusetts), we suggest these boots:
-
Waterproof jacket that can be used in snow
-
A windproof umbrella
This is vital here. This one is a great option.
May
May in Groton is mild. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 20s C), although night temperatures can dip into the low 30s F (single digits C).
What to wear/what to pack:
-
Light jacket or fleece
-
Extra socks
-
Standard footwear
-
Dresses
-
Long sleeve shirts or blouses
-
Pants or jeans
-
Light and heavy skirts
-
A rain jacket to layer with another jacket
-
100% waterproof footwear
We like rain boots:
-
Rain pants
These pants are a lifesaver in heavy rain.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a perfect option.
-
Waterproof bag/luggage cover
So your suitcases don't get wet. We like:
June
In June, Groton is warm. Temperatures routinely are in the 70s F (mid 20s C) range. At night, lows are in the low 50s F (low 10s C). This is also a rainy time for Groton, with several of the days of the month having rain.
What to wear/what to pack:
-
Sunscreen lotion
-
Light skirts
-
Breathable footwear or sandals
-
Sandals
-
Light dresses
You can find some great options here
-
Bug repellent
-
Short pants or heavy shorts
-
Long and short sleeve shirts
-
Extra socks
-
A rain poncho to layer with a coat
-
100% waterproof footwear
We use these rain boots:
-
Rain pants
These will be a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a great one to buy.
-
Waterproof bag/luggage cover
So your bags don't get wet. We suggest:
July
In July, Groton is pretty consistently hot. Temperatures routinely are in the low 80s F (high 20s C) range. At night, lows are in the 50s F (low 10s C). This is also a rainy time for Groton, with several of the days of the month having rain.
What to wear/what to pack:
-
Sandals
-
Short pants or heavy shorts
-
Light skirts
-
Breathable footwear or sandals
-
Bug repellent
-
Sunscreen lotion
-
Light dresses
You can find some great options here
-
Long and short sleeve shirts
-
Extra socks
-
A rain poncho to layer with a jacket
-
100% waterproof footwear
We recommend rain boots:
-
Rain pants
Rain pants will be a lifesaver in a storm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a great choice.
-
Waterproof bag/luggage cover
So your things stay dry. We like:
August
In August, Groton is a perfect temperature. Temperatures routinely are in the high 70s F (mid 20s C) range. At night, lows are in the 50s F (low 10s C). This is also a rainy time for Groton, with several of the days of the month having rain.
What to wear/what to pack:
-
Sandals
-
Extra socks
-
Sunscreen lotion
-
Light skirts
-
Bug repellent
-
Breathable footwear or sandals
-
Long and short sleeve shirts
-
Light dresses
You can find some great options here
-
Short pants or heavy shorts
-
A rain poncho to layer with a jacket
-
100% waterproof footwear
We use rain boots:
-
Rain pants
These can be a lifesaver in heavy rain.
-
Waterproof phone bag
-
Umbrella
This one is a great one to buy.
-
Waterproof bag/luggage cover
So your belongings stay dry. We suggest:
September
If you vacation in Groton during September, you may find 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 40s F (single digits C). In terms of precipitation, you can expect it to rain 5-10 days this month.
What to wear/what to pack:
-
Long and short sleeve shirts
-
Bug repellent
-
Breathable footwear or sandals
-
Sunscreen lotion
-
Light dresses
You can find some great options here
-
Sandals
-
Extra socks
-
Light skirts
-
Short pants or heavy shorts
-
A rain coat to layer with a coat
-
100% waterproof footwear
We suggest these rain boots:
-
Rain pants
Rain pants can be essential in a storm.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a perfect one to buy.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We suggest:
October
October in Groton can be chilly. The average overnight temperatures in the area are in the 30s F (single digits C).
What to wear/what to pack:
-
Fleece
-
Jacket or coat
-
Lip balm
In our opinion, the best pick: this
-
Warm pants or jeans
-
Extra socks
-
Light gloves or mittens
-
Standard footwear
-
Waterproof snow boots
In addition to standard footwear, it's important to bring snow boots. For visiting Groton (Massachusetts), a great option is these boots:
-
Waterproof jacket that can be used in snow
-
A wind resistant umbrella
This is vital here. This one is a great choice.
November
November in Groton is brisk. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 30s F (single digits C) to high 40s F (single digits C).
What to wear/what to pack:
-
Gloves
-
Heavy socks
Such as:
-
Lip balm
Our favorite option: this
-
Heavy jacket
-
Sweaters
-
Insulated water bottle
Our best choice:
-
Warm pants or jeans
-
Cold weather footwear
-
Waterproof snow boots
In addition to standard footwear, it's important to bring snow boots. For travel to Groton (Massachusetts), we suggest these boots:
-
Waterproof jacket that can be used in snow
-
A wind resistant umbrella
This is worth investing in for this weather. This one is an excellent option.
December
In December, Groton is freezing. Temperatures routinely are in the 30s F (single digits C) range. At night, lows are in the high 10s F (single digits below 0 C). This is also a rainy time for Groton, with several of the days of the month having rain.
What to wear/what to pack:
-
Lip balm
The best option: here
-
Extreme weather jacket shell
These are a great value:
-
Pajamas
-
Extreme cold weather gloves
-
Very heavy heated socks
Like these
-
Scarf/neck warmer
-
Coveralls/snow pants
Here are some of the best values:
-
Heavy sweaters
-
Fleece inner layer
-
Insulated ice boots
We use:
-
Thermal undergarments
We love:
-
Waterproof snow boots
In addition to standard footwear, it's important to bring snow boots. For visiting Groton (Massachusetts), a great option is these boots:
-
Waterproof jacket that can be used in snow
-
A windproof umbrella
This is vital here. This one is a great choice.
Activities for Groton, Massachusetts, United States of America
Here are some activity recommendations and activity-specific packing tips for Groton.
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