Commerce City, CO vs Seattle, WA

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

Commerce City is cooler than Seattle (50.6°F vs 53.8°F annual avg) and drier than it (14.1 in vs 36.5 in per year). Commerce City has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Commerce City, CO

Annual avg
50.6°F
Annual precip
14.1 in
Warmest month
July (90.0°F)
Coldest month
January (16.1°F)
Annual swing
43.9°F
Semi-arid (cold) BSk USDA Zone 7a

Seattle, WA

Annual avg
53.8°F
Annual precip
36.5 in
Warmest month
August (77.4°F)
Coldest month
December (36.2°F)
Annual swing
25.8°F
Pleasant months
4 / 12
Warm-summer Mediterranean Csb USDA Zone 9a

Best months to visit each city

Commerce City

J
F
M
A
M
J
J
A
S
O
N
D

Seattle

J
F
M
A
M
J
J
A
S
O
N
D

Month-by-month comparison

Month Commerce City Seattle
High Low Precip High Low Precip
January 44.4°F 16.1°F 0.42 in 48.6°F 36.8°F 5.21 in
February 45.9°F 18.5°F 0.43 in 50.7°F 36.8°F 3.71 in
March 55.9°F 26.7°F 0.98 in 54.8°F 39.4°F 3.94 in
April 62.9°F 33.9°F 1.77 in 59.8°F 43.6°F 2.89 in
May 71.9°F 43.2°F 2.35 in 66.5°F 49.3°F 1.98 in
June 84.1°F 52.4°F 1.41 in 71.2°F 54.0°F 1.22 in
July 90.0°F 58.2°F 1.72 in 77.3°F 57.5°F 0.56 in
August 87.6°F 56.4°F 1.77 in 77.4°F 58.1°F 0.83 in
September 79.8°F 47.4°F 1.18 in 71.7°F 53.9°F 1.37 in
October 65.9°F 35.0°F 1.02 in 61.0°F 46.4°F 3.49 in
November 53.3°F 25.0°F 0.69 in 53.0°F 39.9°F 5.80 in
December 44.0°F 16.3°F 0.37 in 47.8°F 36.2°F 5.49 in
Commerce City overview
Full climate profile
 Seattle overview
Full climate profile