Illinois, USA
by Sea Cow
/ CC BY-SA 4.0
Planning a trip to Illinois?



Find hotels in Illinois:

Tours & Activities

Climate & Best time to visit Illinois

Climate in Illinois:

Number of rainy days:

J Jan
F Feb
M Mar
A Apr
M May
J Jun
J Jul
A Aug
S Sep
O Oct
N Nov
D Dec

Best time to visit Illinois:

Spring (March to May):

  • Spring is a wonderful time to visit Illinois. The weather begins to warm up, with daytime temperatures ranging from the 50s to 70s Fahrenheit (10-26°C). This is an ideal season for exploring the state's parks, including the beautiful gardens at the Chicago Botanic Garden. Spring is also a great time for cultural events and festivals in Chicago.

Summer (June to August):

  • Summer is the peak tourist season in Illinois, especially in Chicago. The weather is warm and sunny, with daytime temperatures often in the 80s and 90s Fahrenheit (27-37°C). This is the best time for outdoor activities, festivals, and exploring the city's attractions, including Navy Pier and Millennium Park. Be prepared for larger crowds and higher prices during this season.

Fall (September to November):

  • Fall is a favorite time for many visitors to Illinois. The weather remains pleasant, with daytime temperatures ranging from the 60s to 70s Fahrenheit (15-26°C). The fall foliage in areas like Starved Rock State Park and Shawnee National Forest turns into vibrant shades of red, orange, and yellow, making it ideal for hiking and scenic drives. Fall is also a great time for apple picking in orchards across the state.

Winter (December to February):

  • Winter in Illinois can be cold, especially in northern parts of the state. Daytime temperatures can range from the 20s to 30s Fahrenheit (-6 to 4°C). Chicago, in particular, has a vibrant winter scene with holiday lights, ice skating in Millennium Park, and cultural events. If you enjoy winter sports, head to ski resorts in the northern part of the state like Galena.

Note on Chicago:

  • Chicago's Lake Michigan shoreline can have a cooling effect, making the city more comfortable during the summer months and milder in the winter compared to other parts of the state.

Note on Events:

  • Illinois hosts various events, including Lollapalooza and the Taste of Chicago in the summer, and the Chicago Auto Show in the winter. Check the local calendar for specific events during your visit.

Money & Prices

Currency in United States of America:

U.S. dollar (USD)

How expensive is a trip to Illinois?

Eating out:
Simple meal:
17.51 USD
Fast food meal:
9.98 USD
Mid-range meal:
35.90 USD
Bottle of water:
1.32 USD
Soft drink:
2.64 USD
5.11 USD
Local Beer:
5.80 USD
Public transport - one way ticket:
2.73 USD
Taxi - 1km:
1.83 USD
* Prices are approximate. Make sure to check the latest exchange rates when planning your trip.

General information

United States of America general information:

Voltage: 120 V, Frequency: 60 Hz
  • Type A (North American/Japanese 2-pin)
  • Type B (American 3-pin)

Visa & Travel Requirements

Check Visa requirements for USA on Sherpa

Always check with the destination country's embassy for the most up-to-date information on Visa requirements!

Explore Illinois