Merrillville, Indiana, United States of America: What to pack, what to wear, and when to go [2023]

Empty Lighthouse is a reader-supported site. This article may contain affiliate links to Amazon and other sites. We earn a commission on purchases made through these links.

Traveling to Merrillville, Indiana, United States of America? If you're planning to go to Merrillville, this article contains some important information about when to go, what to wear, and what to pack.

Contents

When to go to Merrillville, Indiana, United States of America

Based on the climate and weather in Merrillville, Indiana, United States of America, the best time to go is June. See below for details.

What to wear/what to pack for Merrillville, Indiana, United States of America

Already know when you're traveling?

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

What to wear/what to pack for Merrillville, Indiana, United States of America by month

January

If you are traveling to Merrillville in January, you will notice that it is frigid and somewhat rainy. Expect it to rain about a third of the time and snow occasionally. Daytime temperatures are in the low 30s F (single digits below 0 C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Easy folding travel stroller

    This stroller weighs just 10 pounds and folds to the size of a big book.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    What we like is this one

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Check that you choose the right kind. The majority of adapters currently being sold are just plug changers and expect your electronics to convert the voltage themselves. If yours can't do that they could burn up. This one should be sufficient for most countries.

February

February in Merrillville is frigid. The average overnight temperatures in the area are in the high 10s F (single digits below 0 C), with a few days below 0 F (10+ below zero C). It tends to rain 5-10 days this month. It also snows sometimes.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your belongings.

Comfort + Essentials
  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel adapter

    A plug adapter that supports outlet types A and B. Make sure to pick the necessary type. The vast majority of adapters available are just plugs and expect your electronics to change the voltage themselves. If your devices can't do that they could get fried. This one works in most places.

  • Travel pillow

    An excellent option is this one

  • Easy folding travel stroller

    This stroller weighs almost 10 pounds and folds to the size of a big book.

  • Power bank for devices

    A portable power bank, like this one

March

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

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your things.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel pillow

    A versatile choice is this one

  • Plug adapter

    A plug adapter that supports outlet types A and B. Take care to pick the necessary type. Many adapters for sale now are simply plugs and expect your electronics to change the voltage themselves. If yours can't do that they could get fried. This one is sufficent for most countries.

  • Power bank for devices

    A portable power bank, like this one

  • Ultraportable travel stroller

    This stroller is only 10 lbs and folds to the size of a big book.

April

If you are traveling to Merrillville in April, you will notice that it is crisp and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the low 60s F (mid 10s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your belongings.

Comfort + Essentials
  • Easy folding travel stroller

    This stroller weighs only 10 lbs and folds to the size of a big book.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Voltage adapter

    A plug adapter that supports outlet types A and B. Be sure to choose the necessary kind. A lot of adapters currently available are simply plugs and expect your devices to adjust the voltage themselves. If yours can't do that they could burn up. This one works in most countries.

  • Travel neck pillow

    Our fave is this one

  • Power bank for devices

    A portable power bank, like this one

May

If you vacation in Merrillville during May, you may see that it is balmy and somewhat rainy. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the high 40s F (single digits C). In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Super portable foldable travel stroller

    This stroller weighs just 10 lbs and folds to the size of a big book.

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Be sure to choose the right type. Most adapters currently sold are simply plugs and expect your devices to adjust the voltage themselves. If yours can't do that they could get destroyed. This one should work in most locations.

  • Travel neck support pillow

    Our favorite is this one

June

If you are traveling to Merrillville in June, you will notice that it is extremely warm and somewhat rainy. Expect it to rain about a third of the time. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your belongings.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Folding travel stroller

    This stroller weighs just 10 lbs and folds to the size of a big book.

  • Voltage adapter

    A plug adapter that supports outlet types A and B. Ensure that you get the correct type. Most adapters currently being sold are simply plugs and require your electronics to change the voltage themselves. If yours can't do that they could get fried. This one should be sufficient for most countries.

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel pillow

    A top rated pillow is this one

July

In July, Merrillville is extremely warm and somewhat rainy. Temperatures routinely are in the 80s F (high 20s C) and a bit less than half of the time jump into the low 90s F (low 30s C) range. At night, lows are in the low 60s F (high 10s C). This is also a rainy time for Merrillville, with several of the days of the month having rain.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Make sure to get the right type. A lot of adapters on sale are simply plugs and expect your electronics to adjust the voltage themselves. If yours can't do that they could burn up. This one should be sufficient for most locations.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Ultraportable travel stroller

    This stroller weighs just 10 pounds and folds to the size of a big book.

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A top rated pillow is this one

August

If you vacation in Merrillville during August, you may find 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 50s F (mid 10s C). In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

Comfort + Essentials
  • Plug adapter

    A plug adapter that supports outlet types A and B. Be careful to get the right kind. The majority of adapters available online are just plug changers and require your devices to adjust the voltage themselves. If your electronics can't do that they could burn up. This one works in most places.

  • Ultraportable travel stroller

    This stroller weighs just 10 lbs and folds to the size of a big book.

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel neck support pillow

    What we like is this one

September

If you are traveling to Merrillville in September, you will notice that it is a perfect temperature and somewhat rainy. Expect it to rain about a third of the time. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Merrillville. 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.

Comfort + Essentials
  • Travel adapter

    A plug adapter that supports outlet types A and B. Be careful to choose the necessary type. A lot of adapters available are simply plug changers and expect your devices to change the voltage themselves. If your devices can't do that they could get destroyed. This one is sufficent for most countries.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A versatile choice is this one

  • Easy folding travel stroller

    This stroller is only 10 lbs and folds to the size of a big book.

October

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

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Merrillville. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your stuff.

Comfort + Essentials
  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. It's important that you choose the necessary kind. Many adapters currently being sold are simply plug changers and expect your electronics to adjust the voltage themselves. If your electronics can't do that they could get destroyed. This one is sufficent for most locations.

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    Our favorite is this one

  • Super portable foldable travel stroller

    This stroller weighs only 10 pounds and folds to the size of a big book.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

November

If you vacation in Merrillville during November, you might notice that it can be very chilly 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 low 30s F (single digits below 0 C). In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Voice and data SIM card

    A SIM card that works in Merrillville. 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.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your things.

Comfort + Essentials
  • Travel pillow

    Our fave is this one

  • Ultraportable travel stroller

    This stroller weighs almost 10 pounds and folds to the size of a big book.

  • Power bank for devices

    A portable power bank, like this one

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. It's important that you choose the necessary kind. The vast majority of adapters currently sold are just plugs and require your devices to adjust the voltage themselves. If yours can't do that they could get fried. This one works in most places.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

December

December in Merrillville is frosty and somewhat rainy. 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:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Merrillville. 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.

Comfort + Essentials
  • Travel pillow

    Our favorite is this one

  • Travel adapter

    A plug adapter that supports outlet types A and B. Be sure to get the necessary type. The vast majority of adapters currently being sold are simply plugs and expect your electronics to change the voltage themselves. If your electronics can't do that they could get destroyed. This one should be appropriate for most countries.

  • Easy folding travel stroller

    This stroller weighs almost 10 lbs and folds to the size of a big book.

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

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.

Check out our guides for these other locations: Qiqihar, China, Mississippi, Mississippi, United States of America, Khanom, Thailand, Newton, Iowa, United States of America, Montsoreau, France, Middletown, Rhode Island, United States of America, Wikieup, Arizona, United States of America, Varela, Guinea-Bissau, Eupen, Belgium, Ponterwyd, Wales, United Kingdom, and Fresno County, California, United States of America.