Freeport, IL vs Seattle, WA

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

Freeport is cooler than Seattle (47.7°F vs 53.8°F annual avg) and similar rainfall to it (38.4 in vs 36.5 in per year). Freeport has a Hot-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Freeport, IL

Annual avg
47.7°F
Annual precip
38.4 in
Warmest month
July (82.4°F)
Coldest month
January (11.3°F)
Annual swing
52.8°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa USDA Zone 6b

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

Freeport

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 Freeport Seattle
High Low Precip High Low Precip
January 27.9°F 11.3°F 1.58 in 48.6°F 36.8°F 5.21 in
February 32.6°F 14.8°F 1.65 in 50.7°F 36.8°F 3.71 in
March 44.9°F 25.8°F 2.15 in 54.8°F 39.4°F 3.94 in
April 58.2°F 36.4°F 3.66 in 59.8°F 43.6°F 2.89 in
May 69.9°F 48.4°F 4.36 in 66.5°F 49.3°F 1.98 in
June 79.3°F 58.6°F 5.26 in 71.2°F 54.0°F 1.22 in
July 82.4°F 62.3°F 4.21 in 77.3°F 57.5°F 0.56 in
August 80.7°F 59.9°F 4.21 in 77.4°F 58.1°F 0.83 in
September 74.3°F 51.0°F 4.11 in 71.7°F 53.9°F 1.37 in
October 61.5°F 39.3°F 2.98 in 61.0°F 46.4°F 3.49 in
November 46.0°F 28.2°F 2.36 in 53.0°F 39.9°F 5.80 in
December 33.3°F 17.9°F 1.83 in 47.8°F 36.2°F 5.49 in
Freeport overview
Full climate profile
 Seattle overview
Full climate profile