Keystone, IA vs Denver, CO

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

Keystone is cooler than Denver (48.2°F vs 51.4°F annual avg) and wetter than it (36 in vs 15.4 in per year). Keystone has a Hot-summer humid continental climate; Denver a Semi-arid (cold) climate.

Keystone, IA

Annual avg
48.2°F
Annual precip
36 in
Warmest month
July (83.6°F)
Coldest month
January (10.4°F)
Annual swing
54°F
Pleasant months
1 / 12
Hot-summer humid continental Dfa USDA Zone 6b

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

Keystone

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 Keystone Denver
High Low Precip High Low Precip
January 28.1°F 10.4°F 1.11 in 46.5°F 17.6°F 0.46 in
February 32.8°F 14.3°F 1.28 in 47.5°F 19.3°F 0.53 in
March 46.0°F 25.8°F 2.03 in 56.4°F 27.1°F 1.12 in
April 60.0°F 37.1°F 3.68 in 62.5°F 33.7°F 1.67 in
May 70.9°F 49.2°F 4.43 in 71.7°F 43.4°F 2.29 in
June 80.3°F 59.7°F 5.23 in 84.1°F 52.9°F 1.68 in
July 83.6°F 62.9°F 4.06 in 90.2°F 59.3°F 2.12 in
August 82.1°F 60.2°F 4.08 in 87.9°F 57.2°F 1.83 in
September 75.8°F 51.1°F 3.55 in 80.1°F 48.2°F 1.51 in
October 62.9°F 39.0°F 2.86 in 66.7°F 35.7°F 0.98 in
November 47.2°F 27.1°F 2.11 in 54.8°F 25.5°F 0.70 in
December 33.6°F 16.8°F 1.58 in 45.9°F 17.7°F 0.47 in
Keystone overview
Full climate profile
 Denver overview
Full climate profile