Coldest Cities in Illinois

Top 100 cities ranked by coldest cities

Coldest Cities - Illinois

1 Rockton 45°F
2 Roscoe 45°F
3 South Beloit 45°F
4 Spring Grove 47°F
5 Freeport 48°F
6 Mendota 48°F
7 Lake Zurich 48°F
8 Round Lake 48°F
9 Round Lake Park 48°F
10 Hawthorn Woods 48°F
11 Mundelein 48°F
12 Wauconda 48°F
13 Rochelle 48°F
14 Lake Barrington 48°F
15 Barrington 48°F
16 Inverness 48°F
17 South Barrington 48°F
18 Hampshire 48°F
19 Marengo 48°F
20 Harvard 48°F
21 Grandwood Park 48°F
22 Waukegan 48°F
23 Lake Bluff 48°F
24 Gages Lake 48°F
25 Beach Park 48°F
26 Winthrop Harbor 48°F
27 North Chicago 48°F
28 Gurnee 48°F
29 Grayslake 48°F
30 Park City 48°F
31 Libertyville 48°F
32 Zion 48°F
33 Genoa 49°F
34 DeKalb 49°F
35 Sycamore 49°F
36 Island Lake 49°F
37 Johnsburg 49°F
38 Lindenhurst 49°F
39 Cary 49°F
40 Antioch 49°F
41 McHenry 49°F
42 Lake Villa 49°F
43 Round Lake Beach 49°F
44 Volo 49°F
45 Lakemoor 49°F
46 Fox Lake 49°F
47 Gilberts 49°F
48 Elgin 49°F
49 Carpentersville 49°F
50 Algonquin 49°F
51 West Dundee 49°F
52 Pingree Grove 49°F
53 Naperville 49°F
54 Downers Grove 49°F
55 Crystal Lake 49°F
56 Woodridge 49°F
58 Glen Ellyn 49°F
59 Huntley 49°F
60 Woodstock 49°F
61 Westmont 49°F
62 Lisle 49°F
63 Rockford 49°F
64 Montgomery 49°F
65 Sterling 49°F
66 Sandwich 49°F
67 Elburn 49°F
68 Boulder Hill 49°F
69 Plano 49°F
70 Rock Falls 49°F
71 Candlewick Lake 49°F
72 Yorkville 49°F
73 Lake Holiday 49°F
74 Oswego 49°F
75 Loves Park 49°F
76 Sugar Grove 49°F
77 Belvidere 49°F
78 Machesney Park 49°F
79 Dixon 49°F
80 LaSalle 50°F
81 Glencoe 50°F
82 Peru 50°F
83 Winnetka 50°F
84 Hoffman Estates 50°F
85 Kewanee 50°F
86 Streamwood 50°F
87 Spring Valley 50°F
88 Geneva 50°F
89 Winfield 50°F
90 Princeton 50°F
91 Wheaton 50°F
92 Bartlett 50°F
93 Carol Stream 50°F
94 Hanover Park 50°F
95 Glendale Heights 50°F
96 St. Charles 50°F
97 Campton Hills 50°F
98 Batavia 50°F
99 West Chicago 50°F
100 Warrenville 50°F

The coldest cities in Illinois experience low average annual temperatures, with long winters and significant snowfall. Rockton has an average annual temperature of just 45°F.

Cold-climate cities often feature distinct four-season lifestyles with winter sports, fall foliage, and summer outdoor recreation. Many residents value the seasonal changes and outdoor activities that come with colder climates, including skiing, snowboarding, and ice fishing.

Living in cold-climate cities typically means higher heating costs, the need for winter-ready vehicles and clothing, and seasonal challenges like snow removal. However, these cities often compensate with lower costs of living, less crowding, and strong community bonds forged through shared seasonal experiences.

Did You Know?

  • 1. At 45°F average, Rockton experiences temperatures well below freezing for months each year.
  • 2. Cold-climate cities often have underground walkway systems, enclosed skyways, or heated bus shelters to help residents navigate harsh winters.
  • 3. Despite the cold, many of these cities rank high in quality of life due to strong economies, good schools, and vibrant cultural scenes.

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