Tucson, AZ vs Denver, CO

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

Tucson is warmer than Denver (70.6°F vs 51.4°F annual avg) and similar rainfall to it (10.6 in vs 15.4 in per year). Tucson has a Desert (hot) climate; Denver a Semi-arid (cold) climate.

Tucson, AZ

Annual avg
70.6°F
Annual precip
10.6 in
Warmest month
June (101.2°F)
Coldest month
December (40.5°F)
Annual swing
35.2°F
Desert (hot) BWh 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

Tucson

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 Tucson Denver
High Low Precip High Low Precip
January 66.5°F 40.8°F 0.84 in 46.5°F 17.6°F 0.46 in
February 69.2°F 43.2°F 0.84 in 47.5°F 19.3°F 0.53 in
March 75.8°F 48.0°F 0.56 in 56.4°F 27.1°F 1.12 in
April 82.9°F 53.3°F 0.24 in 62.5°F 33.7°F 1.67 in
May 91.8°F 61.8°F 0.20 in 71.7°F 43.4°F 2.29 in
June 101.2°F 71.1°F 0.23 in 84.1°F 52.9°F 1.68 in
July 100.2°F 76.3°F 2.21 in 90.2°F 59.3°F 2.12 in
August 98.6°F 75.2°F 1.98 in 87.9°F 57.2°F 1.83 in
September 95.1°F 70.4°F 1.32 in 80.1°F 48.2°F 1.51 in
October 86.3°F 59.0°F 0.67 in 66.7°F 35.7°F 0.98 in
November 75.1°F 47.9°F 0.56 in 54.8°F 25.5°F 0.70 in
December 65.5°F 40.5°F 0.96 in 45.9°F 17.7°F 0.47 in
Tucson overview
Full climate profile
 Denver overview
Full climate profile