Mason City, IL vs Denver, CO

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

Mason City is about the same temperature as Denver (51.7°F vs 51.4°F annual avg) and wetter than it (39.3 in vs 15.4 in per year). Mason City has a Hot-summer humid continental climate; Denver a Semi-arid (cold) climate.

Mason City, IL

Annual avg
51.7°F
Annual precip
39.3 in
Warmest month
July (85.2°F)
Coldest month
January (16.2°F)
Annual swing
50.3°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa USDA Zone 7a

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

Mason City

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 Mason City Denver
High Low Precip High Low Precip
January 33.1°F 16.2°F 2.34 in 46.5°F 17.6°F 0.46 in
February 37.9°F 19.4°F 1.96 in 47.5°F 19.3°F 0.53 in
March 50.6°F 29.5°F 2.49 in 56.4°F 27.1°F 1.12 in
April 64.3°F 41.2°F 3.73 in 62.5°F 33.7°F 1.67 in
May 73.7°F 52.8°F 4.47 in 71.7°F 43.4°F 2.29 in
June 82.4°F 61.8°F 4.20 in 84.1°F 52.9°F 1.68 in
July 85.2°F 64.6°F 5.14 in 90.2°F 59.3°F 2.12 in
August 83.5°F 62.1°F 3.57 in 87.9°F 57.2°F 1.83 in
September 78.7°F 53.9°F 3.55 in 80.1°F 48.2°F 1.51 in
October 65.8°F 42.9°F 3.33 in 66.7°F 35.7°F 0.98 in
November 50.9°F 30.5°F 2.78 in 54.8°F 25.5°F 0.70 in
December 37.8°F 21.7°F 1.70 in 45.9°F 17.7°F 0.47 in
Mason City overview
Full climate profile
 Denver overview
Full climate profile