Chicago
41.8781°N, -87.6298°E
The Windy City, Chi-Town, Second City
Overview
Chicago experiences a humid continental climate with four distinct seasons. Located on Lake Michigan, the city's weather is influenced by its proximity to the Great Lakes, resulting in lake-effect snow in winter and moderating temperatures in summer. The city experiences hot summers and cold winters, with significant precipitation throughout the year and notable snowfall in winter months.
Monthly Guide
Cold winter with frequent snow.
Temperature
High: 0.4°C
Low: -6.9°C
Record: -32°C to 19°C
Precipitation
58mm
11.5 rainy days
Possible snow: 8.9 days
Sunshine
4.4h daily
h daylight
UV Index:
45% sunny
Events
Chicago Restaurant Week
Winter WonderFest
Local Tips
Layer clothing heavily
Use public transit to avoid snow
Indoor attractions recommended
Activities
Cold winter continues with snow events.
Temperature
High: 2.7°C
Low: -5.1°C
Record: -29°C to 24°C
Precipitation
54mm
9.4 rainy days
Possible snow: 6.4 days
Sunshine
5.1h daily
h daylight
UV Index:
48% sunny
Events
Chicago Auto Show
Chinese New Year Parade
Local Tips
Take advantage of museum free days
Indoor shopping at Magnificent Mile
Try hot local dishes
Activities
Winter transitions to spring with variable weather.
Temperature
High: 8.8°C
Low: 0°C
Record: -22°C to 30°C
Precipitation
68mm
11.1 rainy days
Possible snow: 3.9 days
Sunshine
6h daily
h daylight
UV Index:
51% sunny
Events
St. Patrick's Day Parade
Chicago Beer Festival
Local Tips
Pack for variable temperatures
Watch river dyeing
Book St. Patrick's events early
Activities
Spring weather with occasional rain.
Temperature
High: 15.6°C
Low: 5.4°C
Record: -12°C to 33°C
Precipitation
105mm
12 rainy days
Possible snow: 0.9 days
Sunshine
7.2h daily
h daylight
UV Index:
54% sunny
Events
Chicago Comic & Entertainment Expo
Cubs Opening Day
Local Tips
Bring rain gear
Check baseball schedules
Book architecture tours
Activities
Pleasant spring temperatures ideal for outdoor activities.
Temperature
High: 21.9°C
Low: 11.3°C
Record: -2°C to 39°C
Precipitation
121mm
12.4 rainy days
Sunshine
9.1h daily
h daylight
UV Index:
62% sunny
Events
Chicago Critics Film Festival
Mayfest
Local Tips
Book outdoor activities
Visit Millennium Park
Try outdoor dining
Activities
Warm summer begins with outdoor festivals.
Temperature
High: 27.3°C
Low: 17.1°C
Record: 2°C to 42°C
Precipitation
115mm
11.1 rainy days
Sunshine
10.4h daily
h daylight
UV Index:
68% sunny
Events
Chicago Blues Festival
Pride Parade
Local Tips
Book accommodations early
Use sunscreen
Check festival schedules
Activities
Peak summer with numerous outdoor events.
Temperature
High: 29.6°C
Low: 20.1°C
Record: 8°C to 43°C
Precipitation
102mm
10 rainy days
Sunshine
10.3h daily
h daylight
UV Index:
69% sunny
Events
Taste of Chicago
Lollapalooza
Local Tips
Book well in advance
Stay hydrated
Use public transit
Activities
Warm summer continues with festivals.
Temperature
High: 28.4°C
Low: 19.4°C
Record: 6°C to 40°C
Precipitation
104mm
9.3 rainy days
Sunshine
8.2h daily
h daylight
UV Index:
60% sunny
Events
Chicago Air and Water Show
Chicago Jazz Festival
Local Tips
Arrive early for events
Stay hydrated
Check beach conditions
Activities
Pleasant fall weather begins.
Temperature
High: 24.7°C
Low: 15.1°C
Record: -2°C to 39°C
Precipitation
85mm
8.4 rainy days
Sunshine
7.1h daily
h daylight
UV Index:
57% sunny
Events
Chicago World Music Festival
Hyde Park Jazz Festival
Local Tips
Perfect weather for walking tours
Book weekend events
Enjoy outdoor dining
Activities
Fall colors with mild temperatures.
Temperature
High: 17.6°C
Low: 8.2°C
Record: -7°C to 34°C
Precipitation
98mm
10.8 rainy days
Possible snow: 0.2 days
Sunshine
6.3h daily
h daylight
UV Index:
57% sunny
Events
Chicago Marathon
Chicago International Film Festival
Local Tips
Book marathon weekend early
Layer clothing
Check sports schedules
Activities
Late fall with cooling temperatures.
Temperature
High: 9.8°C
Low: 1.8°C
Record: -19°C to 27°C
Precipitation
69mm
10.2 rainy days
Possible snow: 1.6 days
Sunshine
4h daily
h daylight
UV Index:
40% sunny
Events
Magnificent Mile Lights Festival
Christmas Tree Lighting
Local Tips
Layer clothing
Indoor backup plans
Holiday shopping deals
Activities
Winter festivities and holiday events.
Temperature
High: 3.2°C
Low: -3.7°C
Record: -29°C to 22°C
Precipitation
59mm
10.8 rainy days
Possible snow: 6.3 days
Sunshine
3.4h daily
h daylight
UV Index:
37% sunny
Events
Christkindlmarket
Zoo Lights
Local Tips
Dress very warmly
Book holiday events early
Visit indoor markets
Activities
Highlights
Best Times to Visit
Based on crowd levels and weather conditions
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