Surprise, AZ vs Phoenix, AZ

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

Surprise is cooler than Phoenix (70.2°F vs 72.5°F annual avg) and similar rainfall to it (9.6 in vs 8.9 in per year). Both cities share a Desert (hot) climate (BWh).

Surprise, AZ

Annual avg
70.2°F
Annual precip
9.6 in
Warmest month
July (104.6°F)
Coldest month
December (39.0°F)
Annual swing
39.2°F
Desert (hot) BWh USDA Zone 9a

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

Surprise

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 Surprise Phoenix
High Low Precip High Low Precip
January 65.2°F 39.2°F 1.38 in 65.4°F 44.1°F 1.17 in
February 68.2°F 41.4°F 1.45 in 68.1°F 46.1°F 1.21 in
March 74.9°F 45.6°F 1.00 in 75.0°F 50.9°F 1.09 in
April 82.1°F 50.6°F 0.25 in 82.5°F 56.6°F 0.35 in
May 91.8°F 59.9°F 0.09 in 91.5°F 64.7°F 0.19 in
June 101.8°F 69.1°F 0.07 in 101.5°F 72.7°F 0.03 in
July 104.6°F 76.8°F 0.89 in 104.0°F 80.8°F 0.81 in
August 103.3°F 76.9°F 1.13 in 102.5°F 80.5°F 0.96 in
September 97.6°F 69.8°F 1.06 in 97.5°F 74.7°F 0.71 in
October 86.5°F 57.1°F 0.66 in 86.3°F 62.7°F 0.67 in
November 74.1°F 45.8°F 0.67 in 74.0°F 50.8°F 0.90 in
December 64.1°F 39.0°F 0.95 in 63.9°F 42.7°F 0.81 in
Surprise overview
Full climate profile
 Phoenix overview
Full climate profile