Vista, CA vs Phoenix, AZ

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

Vista is cooler than Phoenix (62.7°F vs 72.5°F annual avg) and similar rainfall to it (13.4 in vs 8.9 in per year). Vista has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Vista, CA

Annual avg
62.7°F
Annual precip
13.4 in
Warmest month
August (80.7°F)
Coldest month
December (45.0°F)
Annual swing
17°F
Pleasant months
5 / 12
Semi-arid (cold) BSk USDA Zone 10a

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

Vista

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 Vista Phoenix
High Low Precip High Low Precip
January 65.6°F 45.7°F 2.85 in 65.4°F 44.1°F 1.17 in
February 65.4°F 45.8°F 3.12 in 68.1°F 46.1°F 1.21 in
March 66.7°F 48.3°F 2.11 in 75.0°F 50.9°F 1.09 in
April 69.4°F 50.4°F 0.96 in 82.5°F 56.6°F 0.35 in
May 71.0°F 55.2°F 0.35 in 91.5°F 64.7°F 0.19 in
June 74.5°F 58.5°F 0.09 in 101.5°F 72.7°F 0.03 in
July 78.9°F 62.2°F 0.10 in 104.0°F 80.8°F 0.81 in
August 80.7°F 63.2°F 0.03 in 102.5°F 80.5°F 0.96 in
September 80.5°F 61.2°F 0.16 in 97.5°F 74.7°F 0.71 in
October 76.0°F 56.2°F 0.59 in 86.3°F 62.7°F 0.67 in
November 71.1°F 49.7°F 1.09 in 74.0°F 50.8°F 0.90 in
December 64.8°F 45.0°F 1.94 in 63.9°F 42.7°F 0.81 in
Vista overview
Full climate profile
 Phoenix overview
Full climate profile