Zion, IL vs Phoenix, AZ

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

Zion is cooler than Phoenix (48.3°F vs 72.5°F annual avg) and wetter than it (35.3 in vs 8.9 in per year). Zion has a Warm-summer humid continental climate; Phoenix a Desert (hot) climate.

Zion, IL

Annual avg
48.3°F
Annual precip
35.3 in
Warmest month
July (81.3°F)
Coldest month
January (16.0°F)
Annual swing
48.2°F
Pleasant months
3 / 12
Warm-summer humid continental Dfb 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

Zion

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 Zion Phoenix
High Low Precip High Low Precip
January 30.9°F 16.0°F 1.41 in 65.4°F 44.1°F 1.17 in
February 34.1°F 18.4°F 1.52 in 68.1°F 46.1°F 1.21 in
March 44.3°F 26.9°F 2.22 in 75.0°F 50.9°F 1.09 in
April 55.5°F 36.0°F 3.77 in 82.5°F 56.6°F 0.35 in
May 66.6°F 45.9°F 3.92 in 91.5°F 64.7°F 0.19 in
June 76.6°F 56.1°F 4.45 in 101.5°F 72.7°F 0.03 in
July 81.3°F 61.9°F 3.48 in 104.0°F 80.8°F 0.81 in
August 80.0°F 61.1°F 3.59 in 102.5°F 80.5°F 0.96 in
September 73.1°F 53.6°F 3.57 in 97.5°F 74.7°F 0.71 in
October 60.9°F 42.7°F 3.25 in 86.3°F 62.7°F 0.67 in
November 47.5°F 31.4°F 2.26 in 74.0°F 50.8°F 0.90 in
December 35.9°F 21.8°F 1.86 in 63.9°F 42.7°F 0.81 in
Zion overview
Full climate profile
 Phoenix overview
Full climate profile