Sun Valley, ID vs Denver, CO

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

Sun Valley is cooler than Denver (40.2°F vs 51.4°F annual avg) and similar rainfall to it (17.3 in vs 15.4 in per year). Sun Valley has a Mediterranean continental (warm summer) climate; Denver a Semi-arid (cold) climate.

Sun Valley, ID

Annual avg
40.2°F
Annual precip
17.3 in
Warmest month
July (80.0°F)
Coldest month
January (8.0°F)
Annual swing
43°F
Mediterranean continental (warm summer) Dsb 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

Sun Valley

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 Sun Valley Denver
High Low Precip High Low Precip
January 31.3°F 8.0°F 2.25 in 46.5°F 17.6°F 0.46 in
February 35.0°F 11.1°F 1.88 in 47.5°F 19.3°F 0.53 in
March 42.6°F 18.7°F 1.76 in 56.4°F 27.1°F 1.12 in
April 51.9°F 26.9°F 1.17 in 62.5°F 33.7°F 1.67 in
May 61.6°F 34.7°F 1.78 in 71.7°F 43.4°F 2.29 in
June 69.7°F 39.9°F 1.26 in 84.1°F 52.9°F 1.68 in
July 80.0°F 45.1°F 0.55 in 90.2°F 59.3°F 2.12 in
August 78.7°F 43.5°F 0.50 in 87.9°F 57.2°F 1.83 in
September 69.0°F 36.1°F 1.01 in 80.1°F 48.2°F 1.51 in
October 55.9°F 27.7°F 1.40 in 66.7°F 35.7°F 0.98 in
November 41.2°F 17.4°F 1.21 in 54.8°F 25.5°F 0.70 in
December 30.3°F 9.2°F 2.57 in 45.9°F 17.7°F 0.47 in
Sun Valley overview
Full climate profile
 Denver overview
Full climate profile