Berwyn, NE vs Seattle, WA

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

Berwyn is cooler than Seattle (50.2°F vs 53.8°F annual avg) and drier than it (22.9 in vs 36.5 in per year). Berwyn has a Monsoon continental (hot summer) climate; Seattle a Warm-summer Mediterranean climate.

Berwyn, NE

Annual avg
50.2°F
Annual precip
22.9 in
Warmest month
July (87.4°F)
Coldest month
January (14.9°F)
Annual swing
48.8°F
Pleasant months
1 / 12
Monsoon continental (hot summer) Dwa 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

Berwyn

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 Berwyn Seattle
High Low Precip High Low Precip
January 38.2°F 14.9°F 0.35 in 48.6°F 36.8°F 5.21 in
February 41.0°F 16.7°F 0.46 in 50.7°F 36.8°F 3.71 in
March 52.5°F 26.5°F 1.16 in 54.8°F 39.4°F 3.94 in
April 61.8°F 35.5°F 2.70 in 59.8°F 43.6°F 2.89 in
May 71.4°F 47.2°F 3.95 in 66.5°F 49.3°F 1.98 in
June 82.3°F 58.2°F 3.52 in 71.2°F 54.0°F 1.22 in
July 87.4°F 63.2°F 3.17 in 77.3°F 57.5°F 0.56 in
August 85.5°F 60.3°F 2.57 in 77.4°F 58.1°F 0.83 in
September 78.3°F 50.2°F 2.21 in 71.7°F 53.9°F 1.37 in
October 64.7°F 36.7°F 1.85 in 61.0°F 46.4°F 3.49 in
November 50.8°F 24.3°F 0.59 in 53.0°F 39.9°F 5.80 in
December 40.0°F 16.8°F 0.37 in 47.8°F 36.2°F 5.49 in
Berwyn overview
Full climate profile
 Seattle overview
Full climate profile