Pasadena, CA vs Denver, CO

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

Pasadena is warmer than Denver (66°F vs 51.4°F annual avg) and similar rainfall to it (20.1 in vs 15.4 in per year). Pasadena has a Semi-arid (hot) climate; Denver a Semi-arid (cold) climate.

Pasadena, CA

Annual avg
66°F
Annual precip
20.1 in
Warmest month
August (91.3°F)
Coldest month
December (44.7°F)
Annual swing
21.2°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

Pasadena

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 Pasadena Denver
High Low Precip High Low Precip
January 68.1°F 45.5°F 4.51 in 46.5°F 17.6°F 0.46 in
February 69.3°F 46.1°F 5.16 in 47.5°F 19.3°F 0.53 in
March 72.6°F 48.4°F 3.03 in 56.4°F 27.1°F 1.12 in
April 76.2°F 50.6°F 1.11 in 62.5°F 33.7°F 1.67 in
May 78.3°F 53.9°F 0.48 in 71.7°F 43.4°F 2.29 in
June 83.7°F 57.8°F 0.21 in 84.1°F 52.9°F 1.68 in
July 89.1°F 62.0°F 0.06 in 90.2°F 59.3°F 2.12 in
August 91.3°F 63.2°F 0.03 in 87.9°F 57.2°F 1.83 in
September 89.9°F 61.6°F 0.22 in 80.1°F 48.2°F 1.51 in
October 83.0°F 56.3°F 0.84 in 66.7°F 35.7°F 0.98 in
November 74.7°F 49.6°F 1.10 in 54.8°F 25.5°F 0.70 in
December 67.2°F 44.7°F 3.33 in 45.9°F 17.7°F 0.47 in
Pasadena overview
Full climate profile
 Denver overview
Full climate profile