Rock Rapids, IA vs Denver, CO

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

Rock Rapids is cooler than Denver (46°F vs 51.4°F annual avg) and wetter than it (29.3 in vs 15.4 in per year). Rock Rapids has a Hot-summer humid continental climate; Denver a Semi-arid (cold) climate.

Rock Rapids, IA

Annual avg
46°F
Annual precip
29.3 in
Warmest month
July (84.7°F)
Coldest month
January (6.1°F)
Annual swing
57.7°F
Hot-summer humid continental Dfa USDA Zone 6a

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

Rock Rapids

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 Rock Rapids Denver
High Low Precip High Low Precip
January 25.2°F 6.1°F 0.61 in 46.5°F 17.6°F 0.46 in
February 30.3°F 10.4°F 0.70 in 47.5°F 19.3°F 0.53 in
March 43.2°F 22.3°F 1.52 in 56.4°F 27.1°F 1.12 in
April 57.9°F 33.8°F 3.03 in 62.5°F 33.7°F 1.67 in
May 70.3°F 46.8°F 3.96 in 71.7°F 43.4°F 2.29 in
June 80.7°F 58.3°F 5.03 in 84.1°F 52.9°F 1.68 in
July 84.7°F 61.8°F 3.59 in 90.2°F 59.3°F 2.12 in
August 82.3°F 59.0°F 3.12 in 87.9°F 57.2°F 1.83 in
September 75.3°F 49.6°F 3.24 in 80.1°F 48.2°F 1.51 in
October 61.1°F 36.2°F 2.23 in 66.7°F 35.7°F 0.98 in
November 44.2°F 23.0°F 1.42 in 54.8°F 25.5°F 0.70 in
December 30.3°F 12.1°F 0.82 in 45.9°F 17.7°F 0.47 in
Rock Rapids overview
Full climate profile
 Denver overview
Full climate profile