Idaho City, ID vs Denver, CO

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

Idaho City is cooler than Denver (43.9°F vs 51.4°F annual avg) and wetter than it (21.1 in vs 15.4 in per year). Idaho City has a Mediterranean continental (warm summer) climate; Denver a Semi-arid (cold) climate.

Idaho City, ID

Annual avg
43.9°F
Annual precip
21.1 in
Warmest month
July (87.1°F)
Coldest month
January (13.5°F)
Annual swing
42°F
Mediterranean continental (warm summer) Dsb 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

Idaho 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 Idaho City Denver
High Low Precip High Low Precip
January 35.3°F 13.5°F 3.16 in 46.5°F 17.6°F 0.46 in
February 40.5°F 15.9°F 1.94 in 47.5°F 19.3°F 0.53 in
March 47.8°F 22.0°F 2.26 in 56.4°F 27.1°F 1.12 in
April 56.0°F 27.5°F 1.59 in 62.5°F 33.7°F 1.67 in
May 66.4°F 34.5°F 2.11 in 71.7°F 43.4°F 2.29 in
June 75.3°F 40.3°F 1.09 in 84.1°F 52.9°F 1.68 in
July 87.1°F 45.6°F 0.32 in 90.2°F 59.3°F 2.12 in
August 86.3°F 43.6°F 0.44 in 87.9°F 57.2°F 1.83 in
September 76.5°F 35.6°F 0.77 in 80.1°F 48.2°F 1.51 in
October 61.5°F 27.5°F 1.50 in 66.7°F 35.7°F 0.98 in
November 44.2°F 20.7°F 2.41 in 54.8°F 25.5°F 0.70 in
December 34.6°F 13.9°F 3.53 in 45.9°F 17.7°F 0.47 in
Idaho City overview
Full climate profile
 Denver overview
Full climate profile