South Chicago Heights, IL vs Phoenix, AZ

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

South Chicago Heights is cooler than Phoenix (49.8°F vs 72.5°F annual avg) and wetter than it (42.1 in vs 8.9 in per year). South Chicago Heights has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.

South Chicago Heights, IL

Annual avg
49.8°F
Annual precip
42.1 in
Warmest month
July (83.9°F)
Coldest month
January (15.2°F)
Annual swing
50.7°F
Pleasant months
1 / 12
Hot-summer humid continental Dfa USDA Zone 7a

Phoenix, AZ

Annual avg
72.5°F
Annual precip
8.9 in
Warmest month
July (104.0°F)
Coldest month
December (42.7°F)
Annual swing
39.1°F
Pleasant months
2 / 12
Desert (hot) BWh USDA Zone 9b

Best months to visit each city

South Chicago Heights

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

Phoenix

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

Month-by-month comparison

Month South Chicago Heights Phoenix
High Low Precip High Low Precip
January 31.1°F 15.2°F 2.49 in 65.4°F 44.1°F 1.17 in
February 35.2°F 18.4°F 2.15 in 68.1°F 46.1°F 1.21 in
March 46.4°F 28.1°F 2.65 in 75.0°F 50.9°F 1.09 in
April 59.3°F 38.3°F 4.02 in 82.5°F 56.6°F 0.35 in
May 70.6°F 49.3°F 4.57 in 91.5°F 64.7°F 0.19 in
June 80.2°F 58.9°F 4.91 in 101.5°F 72.7°F 0.03 in
July 83.9°F 63.8°F 4.73 in 104.0°F 80.8°F 0.81 in
August 82.0°F 62.0°F 4.02 in 102.5°F 80.5°F 0.96 in
September 75.8°F 54.6°F 3.44 in 97.5°F 74.7°F 0.71 in
October 63.1°F 42.4°F 3.65 in 86.3°F 62.7°F 0.67 in
November 48.2°F 31.4°F 3.00 in 74.0°F 50.8°F 0.90 in
December 36.3°F 21.5°F 2.47 in 63.9°F 42.7°F 0.81 in
South Chicago Heights overview
Full climate profile
 Phoenix overview
Full climate profile