San Clemente, CA vs Phoenix, AZ

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

San Clemente is cooler than Phoenix (63.1°F vs 72.5°F annual avg) and similar rainfall to it (12.7 in vs 8.9 in per year). San Clemente has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

San Clemente, CA

Annual avg
63.1°F
Annual precip
12.7 in
Warmest month
August (81.2°F)
Coldest month
December (43.8°F)
Annual swing
15.6°F
Pleasant months
5 / 12
Semi-arid (cold) BSk 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

San Clemente

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 San Clemente Phoenix
High Low Precip High Low Precip
January 68.4°F 44.2°F 2.78 in 65.4°F 44.1°F 1.17 in
February 67.8°F 44.8°F 3.39 in 68.1°F 46.1°F 1.21 in
March 69.3°F 47.9°F 1.62 in 75.0°F 50.9°F 1.09 in
April 72.5°F 50.1°F 0.80 in 82.5°F 56.6°F 0.35 in
May 74.5°F 54.5°F 0.20 in 91.5°F 64.7°F 0.19 in
June 76.0°F 57.8°F 0.11 in 101.5°F 72.7°F 0.03 in
July 79.5°F 60.1°F 0.11 in 104.0°F 80.8°F 0.81 in
August 81.2°F 61.2°F 0.02 in 102.5°F 80.5°F 0.96 in
September 81.0°F 58.5°F 0.16 in 97.5°F 74.7°F 0.71 in
October 77.2°F 55.1°F 0.49 in 86.3°F 62.7°F 0.67 in
November 72.2°F 48.5°F 1.13 in 74.0°F 50.8°F 0.90 in
December 67.3°F 43.8°F 1.87 in 63.9°F 42.7°F 0.81 in
San Clemente overview
Full climate profile
 Phoenix overview
Full climate profile