Riverton, WY vs Denver, CO

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

Riverton is cooler than Denver (43.9°F vs 51.4°F annual avg) and drier than it (9.5 in vs 15.4 in per year). Both cities share a Semi-arid (cold) climate (BSk).

Riverton, WY

Annual avg
43.9°F
Annual precip
9.5 in
Warmest month
July (87.9°F)
Coldest month
January (4.2°F)
Annual swing
54.9°F
Semi-arid (cold) BSk USDA Zone 5b

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

Riverton

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 Riverton Denver
High Low Precip High Low Precip
January 28.7°F 4.2°F 0.35 in 46.5°F 17.6°F 0.46 in
February 35.5°F 9.6°F 0.43 in 47.5°F 19.3°F 0.53 in
March 49.2°F 22.2°F 0.71 in 56.4°F 27.1°F 1.12 in
April 58.0°F 30.5°F 1.31 in 62.5°F 33.7°F 1.67 in
May 67.4°F 40.3°F 1.98 in 71.7°F 43.4°F 2.29 in
June 78.9°F 48.5°F 1.09 in 84.1°F 52.9°F 1.68 in
July 87.9°F 54.8°F 0.70 in 90.2°F 59.3°F 2.12 in
August 85.7°F 52.2°F 0.45 in 87.9°F 57.2°F 1.83 in
September 74.4°F 42.5°F 0.80 in 80.1°F 48.2°F 1.51 in
October 59.2°F 30.4°F 0.93 in 66.7°F 35.7°F 0.98 in
November 42.7°F 17.1°F 0.44 in 54.8°F 25.5°F 0.70 in
December 29.6°F 5.7°F 0.31 in 45.9°F 17.7°F 0.47 in
Riverton overview
Full climate profile
 Denver overview
Full climate profile