Chicago, Illinois, United States of America: What to pack, what to wear, and when to go [2018]

Traveling to Chicago, Illinois, United States of America? If you're planning to go to Chicago, here is some important information about when to go, what to wear, and what to pack:

When to go to Chicago, Illinois, United States of America

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

What to wear/what to pack for Chicago, Illinois, United States of America by month

January

January in Chicago is very cold, snowy and somewhat rainy. The snow can amount to several inches/centimeters.

During this time, temperatures average in the low 30s F (single digits below 0 C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

  • Multiple layer jacket shell
  • Waterproof boots
  • Scarf
  • Gloves
  • Insulated boots
  • Very heavy socks
  • Sweaters
  • Fleeces
  • If you plan to ski, ski equipment
  • Thermal undergarments
  • Umbrella
  • Pajamas, such as sweats
  • Waterproof coat

February

February for Chicago is frigid and snowy. Temperatures average in the 30s F (single digits C) during the day. It rains about a third of the time and snows occasionally.

What to wear/what to pack:

  • If you plan to ski, ski equipment
  • Sweaters
  • Warm pants or jeans
  • Waterproof coat
  • Heavy socks
  • Cold weather footwear
  • Heavy jacket
  • Gloves or mittens
  • Waterproof boots
  • Umbrella

March

March in Chicago is brisk, snowy and somewhat rainy. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C). It tends to rain about half of the time.

It also snows sometimes. But the colder weather doesn't bring low humidity, which is in the 50% to 60% range on average.

What to wear/what to pack:

  • Gloves or mittens
  • Cold weather footwear
  • Sweaters
  • Heavy jacket
  • Warm pants or jeans
  • Umbrella
  • Waterproof boots
  • Heavy socks
  • If you plan to ski, ski equipment
  • Waterproof coat

April

April 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:

  • Standard footwear
  • Fleeces
  • Umbrella
  • Waterproof luggage
  • Socks
  • Warm pants or jeans
  • Light gloves or mittens
  • Waterproof footwear
  • Jacket or coat
  • Rain coat

May

May in Chicago is balmy and somewhat rainy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the high 50s F (mid 10s C) to low 70s F (low 20s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

  • Umbrella
  • Rain coat
  • Standard footwear
  • Socks
  • Pants or jeans
  • Long sleeve shirts or blouses
  • Waterproof footwear
  • Long skirts
  • Light jacket or fleece
  • Waterproof luggage
  • Dresses

June

If you visit Chicago during June, you are likely to find that it is warm and somewhat rainy. Temperatures tend to hover around the low 70s F (high 20s C) during the day, while at night they can dip into the high 50s F (mid 10s C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

  • Light footwear
  • Sunscreen lotion
  • Rain coat
  • Waterproof footwear
  • Dresses
  • Sandals
  • If you're going to the beach, bathing suits, swimwear
  • Long and short sleeve shirts
  • Umbrella
  • Shorts or short pants
  • Waterproof luggage
  • Skirts

July

July in Chicago is extremely warm and somewhat rainy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the 70s F (low 20s C) to 80s F (high 20s C), although night temperatures can dip into the low 60s F (mid 10s C).

What to wear/what to pack:

  • Waterproof footwear
  • Sandals
  • Waterproof luggage
  • Sunglasses
  • Rain coat
  • Shorts
  • Sunscreen lotion
  • Umbrella
  • Short sleeve shirts
  • Dresses
  • Skirts
  • If you're going to the beach, bathing suits, swimwear

August

If you visit Chicago during August, you are likely to find that it is extremely warm. 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 (high 10s C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

  • Rain coat
  • Light footwear
  • Waterproof luggage
  • If you're going to the beach, bathing suits, swimwear
  • Sunscreen lotion
  • Waterproof footwear
  • Shorts or short pants
  • Dresses
  • Skirts
  • Sandals
  • Umbrella
  • Long and short sleeve shirts

September

If you vacation in Chicago during September, you are likely to find that it is warm and somewhat rainy. Temperatures tend to hover around the 70s F (mid 20s C) during the day, while at night they can dip into the 50s F (low 10s C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

  • Shorts or short pants
  • Waterproof footwear
  • Waterproof luggage
  • If you're going to the beach, bathing suits, swimwear
  • Rain coat
  • Skirts
  • Sandals
  • Light footwear
  • Long and short sleeve shirts
  • Sunscreen lotion
  • Umbrella
  • Dresses

October

If you vacation in Chicago during October, you are likely to find that it is crisp. Temperatures tend to hover around the low 60s F (high 10s C) during the day, while at night they can dip into the low 40s F (single digits C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

  • Light jacket or fleece
  • Long skirts
  • Waterproof luggage
  • Long sleeve shirts or blouses
  • Dresses
  • Standard footwear
  • Pants or jeans
  • Rain coat
  • Umbrella
  • Socks
  • Waterproof footwear

November

November in Chicago can be brisk and somewhat rainy. The average overnight temperatures in the area are in the low 30s F (single digits C).

It tends to rain a bit less than half of the time. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

  • Umbrella
  • If you plan to ski, ski equipment
  • Warm pants or jeans
  • Fleeces
  • Waterproof coat
  • Jacket or coat
  • Waterproof boots
  • Light gloves or mittens
  • Standard footwear
  • Socks

December

December in Chicago is freezing, snowy and somewhat rainy. The snow can amount to several inches/centimeters.

During this time, temperatures average in the high 20s F (single digits below 0 C) to 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:

  • Cold weather footwear
  • Warm pants or jeans
  • Heavy jacket
  • If you plan to ski, ski equipment
  • Gloves or mittens
  • Waterproof boots
  • Heavy socks
  • Umbrella
  • Sweaters
  • Waterproof coat

Year-round what to wear/what to pack for Chicago, Illinois, United States of America

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

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in Chicago
  • If you plan to visit a church, make sure to bring appropriate clothing
  • If you are visiting a temple, pack respectful clothing
  • If you plan to visit a synagogue, take appropriate clothing
  • Appropriate museum wear
  • Bicycle friendly attire, if you plan on biking anywhere

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