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

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

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

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

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

January

January in Joliet is frosty. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the low 20s 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:

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

February

February in this region is frigid. Temperatures average in the 30s F (single digits C) during the day. It rains sometimes.

What to wear/what to pack:

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

March

March in Joliet can be brisk. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C). It tends to rain once in a while.

What to wear/what to pack:

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

April

If you visit Joliet during April, you are likely to find that it is cool. Temperatures tend to hover around the low 50s F (mid 10s C) during the day, while at night they can dip into the high 30s F (single digits C).

In terms of precipitation, you can expect it to rain occasionally.

What to wear/what to pack:

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

May

May in Joliet is mild. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 50s F (mid 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:

  • Long and short sleeve shirts
  • Skirts
  • Waterproof footwear
  • Umbrella
  • Rain coat
  • Sunscreen lotion
  • Sandals
  • Dresses
  • Light footwear
  • Waterproof luggage
  • Shorts or short pants

June

If you visit Joliet during June, 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 high 50s 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:

  • Umbrella
  • Waterproof footwear
  • Sunscreen lotion
  • Sandals
  • Long and short sleeve shirts
  • Waterproof luggage
  • Dresses
  • Shorts or short pants
  • Skirts
  • Light footwear
  • Rain coat

July

July in Joliet is hot. 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).

What to wear/what to pack:

  • Sunscreen lotion
  • Umbrella
  • Sandals
  • Rain coat
  • Waterproof footwear
  • Shorts
  • Waterproof luggage
  • Sunglasses
  • Dresses
  • Short sleeve shirts
  • Skirts

August

August in Joliet is hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 70s F (low 20s C) to low 80s F (high 20s C).

What to wear/what to pack:

  • Sunscreen lotion
  • Umbrella
  • Rain coat
  • Waterproof footwear
  • Dresses
  • Sunglasses
  • Shorts
  • Waterproof luggage
  • Sandals
  • Short sleeve shirts
  • Skirts

September

September in Joliet is warm. The rain can amount to several inches/centimeters.

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

What to wear/what to pack:

  • Dresses
  • Sunscreen lotion
  • Light footwear
  • Sandals
  • Waterproof footwear
  • Waterproof luggage
  • Skirts
  • Shorts or short pants
  • Umbrella
  • Rain coat
  • Long and short sleeve shirts

October

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

In terms of precipitation, you can expect it to rain once in a while.

What to wear/what to pack:

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

November

If you visit Joliet during November, you are likely to find that it is cold.

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).

What to wear/what to pack:

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

December

December in this region is very cold. Temperatures average in the 30s F (single digits C) during the day. It rains once in a while.

What to wear/what to pack:

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

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

Here are some general tips on what to wear in Joliet, 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 Joliet
  • If you plan to visit a church, make sure to bring appropriate clothing
  • Appropriate museum wear

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