Coal City, IL vs Seattle, WA

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

Coal City is cooler than Seattle (51.1°F vs 53.8°F annual avg) and similar rainfall to it (37.2 in vs 36.5 in per year). Coal City has a Hot-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Coal City, IL

Annual avg
51.1°F
Annual precip
37.2 in
Warmest month
July (84.9°F)
Coldest month
January (17.0°F)
Annual swing
50.7°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa 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

Coal 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 Coal City Seattle
High Low Precip High Low Precip
January 31.6°F 17.0°F 2.08 in 48.6°F 36.8°F 5.21 in
February 36.8°F 20.3°F 1.68 in 50.7°F 36.8°F 3.71 in
March 47.7°F 29.6°F 2.15 in 54.8°F 39.4°F 3.94 in
April 60.8°F 39.6°F 3.78 in 59.8°F 43.6°F 2.89 in
May 71.9°F 50.7°F 4.61 in 66.5°F 49.3°F 1.98 in
June 80.9°F 60.3°F 4.50 in 71.2°F 54.0°F 1.22 in
July 84.9°F 65.0°F 3.85 in 77.3°F 57.5°F 0.56 in
August 82.5°F 63.3°F 3.75 in 77.4°F 58.1°F 0.83 in
September 77.2°F 55.6°F 3.25 in 71.7°F 53.9°F 1.37 in
October 64.3°F 44.0°F 3.09 in 61.0°F 46.4°F 3.49 in
November 50.0°F 33.0°F 2.52 in 53.0°F 39.9°F 5.80 in
December 37.2°F 22.7°F 1.96 in 47.8°F 36.2°F 5.49 in
Coal City overview
Full climate profile
 Seattle overview
Full climate profile