Superior, AZ vs Phoenix, AZ

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

Superior is cooler than Phoenix (70.2°F vs 72.5°F annual avg) and wetter than it (17.8 in vs 8.9 in per year). Superior has a Semi-arid (hot) climate; Phoenix a Desert (hot) climate.

Superior, AZ

Annual avg
70.2°F
Annual precip
17.8 in
Warmest month
July (98.8°F)
Coldest month
December (44.1°F)
Annual swing
35°F
Pleasant months
2 / 12
Semi-arid (hot) BSh USDA Zone 9b

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

Superior

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 Superior Phoenix
High Low Precip High Low Precip
January 62.1°F 44.2°F 2.23 in 65.4°F 44.1°F 1.17 in
February 64.8°F 46.3°F 2.21 in 68.1°F 46.1°F 1.21 in
March 71.5°F 49.3°F 1.87 in 75.0°F 50.9°F 1.09 in
April 78.3°F 54.8°F 0.49 in 82.5°F 56.6°F 0.35 in
May 86.8°F 63.9°F 0.49 in 91.5°F 64.7°F 0.19 in
June 97.2°F 73.0°F 0.29 in 101.5°F 72.7°F 0.03 in
July 98.8°F 77.3°F 2.03 in 104.0°F 80.8°F 0.81 in
August 97.1°F 76.5°F 2.56 in 102.5°F 80.5°F 0.96 in
September 93.3°F 72.2°F 1.25 in 97.5°F 74.7°F 0.71 in
October 83.9°F 63.2°F 1.14 in 86.3°F 62.7°F 0.67 in
November 72.5°F 52.0°F 1.12 in 74.0°F 50.8°F 0.90 in
December 61.9°F 44.1°F 2.12 in 63.9°F 42.7°F 0.81 in
Superior overview
Full climate profile
 Phoenix overview
Full climate profile