East St. Louis, IL vs Seattle, WA

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

East St. Louis is warmer than Seattle (56.5°F vs 53.8°F annual avg) and similar rainfall to it (40.8 in vs 36.5 in per year). East St. Louis has a Humid subtropical climate; Seattle a Warm-summer Mediterranean climate.

East St. Louis, IL

Annual avg
56.5°F
Annual precip
40.8 in
Warmest month
July (89.0°F)
Coldest month
January (24.1°F)
Annual swing
46.8°F
Pleasant months
1 / 12
Humid subtropical Cfa USDA Zone 7b

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

East St. Louis

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 East St. Louis Seattle
High Low Precip High Low Precip
January 40.2°F 24.1°F 2.46 in 48.6°F 36.8°F 5.21 in
February 45.6°F 27.6°F 1.96 in 50.7°F 36.8°F 3.71 in
March 56.3°F 36.0°F 3.27 in 54.8°F 39.4°F 3.94 in
April 67.5°F 45.5°F 4.48 in 59.8°F 43.6°F 2.89 in
May 76.7°F 56.5°F 4.84 in 66.5°F 49.3°F 1.98 in
June 85.7°F 64.7°F 4.36 in 71.2°F 54.0°F 1.22 in
July 89.0°F 68.8°F 3.70 in 77.3°F 57.5°F 0.56 in
August 87.8°F 66.1°F 3.68 in 77.4°F 58.1°F 0.83 in
September 80.7°F 57.1°F 3.36 in 71.7°F 53.9°F 1.37 in
October 69.4°F 46.1°F 3.07 in 61.0°F 46.4°F 3.49 in
November 55.3°F 35.9°F 3.34 in 53.0°F 39.9°F 5.80 in
December 44.3°F 28.6°F 2.32 in 47.8°F 36.2°F 5.49 in
East St. Louis overview
Full climate profile
 Seattle overview
Full climate profile