Rancho Santa Margarita, CA vs Phoenix, AZ

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

Rancho Santa Margarita is cooler than Phoenix (66.7°F vs 72.5°F annual avg) and similar rainfall to it (13.1 in vs 8.9 in per year). Rancho Santa Margarita has a Semi-arid (hot) climate; Phoenix a Desert (hot) climate.

Rancho Santa Margarita, CA

Annual avg
66.7°F
Annual precip
13.1 in
Warmest month
August (90.2°F)
Coldest month
December (47.6°F)
Annual swing
18.5°F
Pleasant months
3 / 12
Semi-arid (hot) BSh 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

Rancho Santa Margarita

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 Rancho Santa Margarita Phoenix
High Low Precip High Low Precip
January 69.0°F 48.6°F 2.67 in 65.4°F 44.1°F 1.17 in
February 70.5°F 47.9°F 3.47 in 68.1°F 46.1°F 1.21 in
March 73.1°F 49.7°F 1.70 in 75.0°F 50.9°F 1.09 in
April 76.4°F 51.9°F 0.85 in 82.5°F 56.6°F 0.35 in
May 79.4°F 55.5°F 0.34 in 91.5°F 64.7°F 0.19 in
June 82.5°F 58.7°F 0.04 in 101.5°F 72.7°F 0.03 in
July 88.1°F 61.9°F 0.09 in 104.0°F 80.8°F 0.81 in
August 90.2°F 62.2°F 0.01 in 102.5°F 80.5°F 0.96 in
September 88.8°F 61.7°F 0.10 in 97.5°F 74.7°F 0.71 in
October 84.3°F 57.8°F 0.62 in 86.3°F 62.7°F 0.67 in
November 75.6°F 52.5°F 0.83 in 74.0°F 50.8°F 0.90 in
December 67.8°F 47.6°F 2.34 in 63.9°F 42.7°F 0.81 in
Rancho Santa Margarita overview
Full climate profile
 Phoenix overview
Full climate profile