Oceanside, CA vs Phoenix, AZ

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

Oceanside is cooler than Phoenix (61°F vs 72.5°F annual avg) and similar rainfall to it (11.9 in vs 8.9 in per year). Oceanside has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Oceanside, CA

Annual avg
61°F
Annual precip
11.9 in
Warmest month
August (78.3°F)
Coldest month
December (39.8°F)
Annual swing
17.3°F
Pleasant months
6 / 12
Semi-arid (cold) BSk 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

Oceanside

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 Oceanside Phoenix
High Low Precip High Low Precip
January 66.7°F 40.5°F 2.37 in 65.4°F 44.1°F 1.17 in
February 66.0°F 42.1°F 2.90 in 68.1°F 46.1°F 1.21 in
March 66.3°F 46.2°F 1.68 in 75.0°F 50.9°F 1.09 in
April 68.9°F 47.6°F 0.87 in 82.5°F 56.6°F 0.35 in
May 69.8°F 54.4°F 0.30 in 91.5°F 64.7°F 0.19 in
June 72.7°F 58.2°F 0.11 in 101.5°F 72.7°F 0.03 in
July 76.5°F 62.1°F 0.05 in 104.0°F 80.8°F 0.81 in
August 78.3°F 62.1°F 0.04 in 102.5°F 80.5°F 0.96 in
September 77.8°F 59.2°F 0.13 in 97.5°F 74.7°F 0.71 in
October 75.0°F 52.6°F 0.64 in 86.3°F 62.7°F 0.67 in
November 70.9°F 43.8°F 0.79 in 74.0°F 50.8°F 0.90 in
December 66.1°F 39.8°F 1.98 in 63.9°F 42.7°F 0.81 in
Oceanside overview
Full climate profile
 Phoenix overview
Full climate profile