Mounds, IL vs Seattle, WA

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

Mounds is warmer than Seattle (58.1°F vs 53.8°F annual avg) and wetter than it (51 in vs 36.5 in per year). Mounds has a Humid subtropical climate; Seattle a Warm-summer Mediterranean climate.

Mounds, IL

Annual avg
58.1°F
Annual precip
51 in
Warmest month
July (88.7°F)
Coldest month
January (26.0°F)
Annual swing
44.5°F
Pleasant months
1 / 12
Humid subtropical Cfa USDA Zone 8a

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

Mounds

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 Mounds Seattle
High Low Precip High Low Precip
January 43.4°F 26.0°F 3.80 in 48.6°F 36.8°F 5.21 in
February 48.2°F 29.5°F 3.88 in 50.7°F 36.8°F 3.71 in
March 58.6°F 37.6°F 4.85 in 54.8°F 39.4°F 3.94 in
April 69.9°F 47.5°F 5.38 in 59.8°F 43.6°F 2.89 in
May 78.3°F 57.7°F 5.08 in 66.5°F 49.3°F 1.98 in
June 85.9°F 66.1°F 4.37 in 71.2°F 54.0°F 1.22 in
July 88.7°F 69.6°F 4.10 in 77.3°F 57.5°F 0.56 in
August 87.8°F 67.5°F 3.18 in 77.4°F 58.1°F 0.83 in
September 81.7°F 59.6°F 3.51 in 71.7°F 53.9°F 1.37 in
October 70.9°F 47.7°F 4.14 in 61.0°F 46.4°F 3.49 in
November 57.9°F 37.4°F 4.46 in 53.0°F 39.9°F 5.80 in
December 46.7°F 30.1°F 4.25 in 47.8°F 36.2°F 5.49 in
Mounds overview
Full climate profile
 Seattle overview
Full climate profile