Chicago, IL vs Denver, CO

Side-by-side comparison of monthly climate normals (NOAA 1991-2020).

Chicago is about the same temperature as Denver (50.8°F vs 51.4°F annual avg) and drier than it (0 in vs 15.4 in per year). Chicago has a Desert (cold) climate; Denver a Semi-arid (cold) climate.

Chicago, IL

Annual avg
50.8°F
Annual precip
0 in
Warmest month
July (81.0°F)
Coldest month
January (20.1°F)
Annual swing
48.1°F
Pleasant months
4 / 12
Desert (cold) BWk USDA Zone 7b

Denver, CO

Annual avg
51.4°F
Annual precip
15.4 in
Warmest month
July (90.2°F)
Coldest month
January (17.6°F)
Annual swing
43°F
Semi-arid (cold) BSk USDA Zone 7a

Best months to visit each city

Chicago

J
F
M
A
M
J
J
A
S
O
N
D

Denver

J
F
M
A
M
J
J
A
S
O
N
D

Month-by-month comparison

Month Chicago Denver
High Low Precip High Low Precip
January 31.9°F 20.1°F — in 46.5°F 17.6°F 0.46 in
February 35.7°F 23.1°F — in 47.5°F 19.3°F 0.53 in
March 44.9°F 30.9°F — in 56.4°F 27.1°F 1.12 in
April 55.2°F 40.4°F — in 62.5°F 33.7°F 1.67 in
May 65.7°F 50.1°F — in 71.7°F 43.4°F 2.29 in
June 75.8°F 60.0°F — in 84.1°F 52.9°F 1.68 in
July 81.0°F 67.3°F — in 90.2°F 59.3°F 2.12 in
August 80.0°F 67.4°F — in 87.9°F 57.2°F 1.83 in
September 73.2°F 60.2°F — in 80.1°F 48.2°F 1.51 in
October 60.9°F 47.7°F — in 66.7°F 35.7°F 0.98 in
November 48.5°F 36.4°F — in 54.8°F 25.5°F 0.70 in
December 36.6°F 25.2°F — in 45.9°F 17.7°F 0.47 in
Chicago overview
Full climate profile
 Denver overview
Full climate profile