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

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

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

Based on the climate and weather in Central Illinois, the best time to go is September. See below for details.

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

January

If you go to Central Illinois in January, you will notice that it is frigid. Daytime temperatures are in the low 30s F (single digits C).

What to wear/what to pack:

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

February

February in Central Illinois is brisk. The rain/snow can amount to several inches/centimeters.

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

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

March

March in Central Illinois is cold. The average overnight temperatures in the area are in the low 20s F (single digits below 0 C).

What to wear/what to pack:

  • Heavy socks
  • Umbrella
  • Gloves or mittens
  • Sweaters
  • Cold weather footwear
  • Waterproof coat
  • Waterproof boots
  • Warm pants or jeans
  • Heavy jacket

April

April in Central Illinois is cool. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 50s F (low 10s C) to low 60s F (high 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

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

May

May is a perfect temperature. Temperatures average in the 70s F (mid 20s C) during the day.

What to wear/what to pack:

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

June

Traveling to Central Illinois in June, you will notice that it is pretty consistently hot. Daytime temperatures are in the 80s F (high 20s C).

What to wear/what to pack:

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

July

If you vacation in Central Illinois during July, you are likely to find that it is really hot.

Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the low 60s F (high 10s C).

What to wear/what to pack:

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

August

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

What to wear/what to pack:

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

September

If you visit Central Illinois during September, you are likely to find that it is warm.

Temperatures tend to hover around the high 70s F (mid 20s C) during the day, while at night they can dip into the 50s F (low 10s C).

What to wear/what to pack:

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

October

October in Central Illinois is balmy. The average overnight temperatures in the area are in the low 40s F (single digits C).

What to wear/what to pack:

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

November

If you go to Central Illinois in November, you will notice that it is cold. Daytime temperatures are in the low 50s F (low 10s C).

What to wear/what to pack:

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

December

December in Central Illinois is pretty cool. The average overnight temperatures in the area are in the low 20s F (single digits below 0 C), with a few days below 0 F (10+ below zero C).

What to wear/what to pack:

  • Cold weather footwear
  • Waterproof boots
  • Warm pants or jeans
  • Sweaters
  • Waterproof coat
  • Gloves or mittens
  • Heavy socks
  • Umbrella
  • Heavy jacket

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

Here are some general tips on what to wear in Central Illinois, 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 Central Illinois
  • Appropriate museum wear

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