Rancho Cucamonga, CA vs Denver, CO

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

Rancho Cucamonga is warmer than Denver (66.8°F vs 51.4°F annual avg) and similar rainfall to it (11.6 in vs 15.4 in per year). Rancho Cucamonga has a Semi-arid (hot) climate; Denver a Semi-arid (cold) climate.

Rancho Cucamonga, CA

Annual avg
66.8°F
Annual precip
11.6 in
Warmest month
August (94.9°F)
Coldest month
December (43.6°F)
Annual swing
24.9°F
Pleasant months
2 / 12
Semi-arid (hot) BSh USDA Zone 9b

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

Rancho Cucamonga

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 Rancho Cucamonga Denver
High Low Precip High Low Precip
January 67.7°F 44.6°F 2.57 in 46.5°F 17.6°F 0.46 in
February 68.1°F 46.2°F 3.07 in 47.5°F 19.3°F 0.53 in
March 71.7°F 48.7°F 1.64 in 56.4°F 27.1°F 1.12 in
April 75.7°F 51.1°F 0.76 in 62.5°F 33.7°F 1.67 in
May 79.8°F 55.6°F 0.30 in 71.7°F 43.4°F 2.29 in
June 86.4°F 60.0°F 0.02 in 84.1°F 52.9°F 1.68 in
July 93.8°F 64.7°F 0.05 in 90.2°F 59.3°F 2.12 in
August 94.9°F 65.2°F 0.03 in 87.9°F 57.2°F 1.83 in
September 91.3°F 63.8°F 0.10 in 80.1°F 48.2°F 1.51 in
October 82.6°F 57.1°F 0.41 in 66.7°F 35.7°F 0.98 in
November 74.7°F 49.0°F 0.80 in 54.8°F 25.5°F 0.70 in
December 66.9°F 43.6°F 1.89 in 45.9°F 17.7°F 0.47 in
Rancho Cucamonga overview
Full climate profile
 Denver overview
Full climate profile