San Diego, CA vs Denver, CO

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

San Diego is warmer than Denver (64.1°F vs 51.4°F annual avg) and similar rainfall to it (11 in vs 15.4 in per year). Both cities share a Semi-arid (cold) climate (BSk).

San Diego, CA

Annual avg
64.1°F
Annual precip
11 in
Warmest month
August (82.0°F)
Coldest month
December (45.3°F)
Annual swing
17.4°F
Pleasant months
6 / 12
Semi-arid (cold) BSk USDA Zone 10a

Denver, CO

Annual avg
51.4°F
Annual precip
15.4 in
Warmest month
July (90.2°F)
Coldest month
January (17.6°F)
Annual swing
43°F
Semi-arid (cold) BSk USDA Zone 7a

Best months to visit each city

San Diego

J
F
M
A
M
J
J
A
S
O
N
D

Denver

J
F
M
A
M
J
J
A
S
O
N
D

Month-by-month comparison

Month San Diego Denver
High Low Precip High Low Precip
January 67.3°F 46.0°F 2.32 in 46.5°F 17.6°F 0.46 in
February 67.3°F 46.9°F 2.65 in 47.5°F 19.3°F 0.53 in
March 68.5°F 49.6°F 1.63 in 56.4°F 27.1°F 1.12 in
April 70.7°F 52.4°F 0.77 in 62.5°F 33.7°F 1.67 in
May 72.1°F 56.6°F 0.28 in 71.7°F 43.4°F 2.29 in
June 74.7°F 60.0°F 0.06 in 84.1°F 52.9°F 1.68 in
July 79.8°F 64.0°F 0.07 in 90.2°F 59.3°F 2.12 in
August 82.0°F 65.3°F 0.01 in 87.9°F 57.2°F 1.83 in
September 81.4°F 63.6°F 0.17 in 80.1°F 48.2°F 1.51 in
October 77.8°F 57.8°F 0.54 in 66.7°F 35.7°F 0.98 in
November 72.7°F 50.1°F 0.91 in 54.8°F 25.5°F 0.70 in
December 67.3°F 45.3°F 1.61 in 45.9°F 17.7°F 0.47 in
San Diego overview
Full climate profile
 Denver overview
Full climate profile