Sedro-Woolley, WA vs Seattle, WA

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

Sedro-Woolley is cooler than Seattle (51.3°F vs 53.8°F annual avg) and wetter than it (48.5 in vs 36.5 in per year). Sedro-Woolley has a Oceanic climate; Seattle a Warm-summer Mediterranean climate.

Sedro-Woolley, WA

Annual avg
51.3°F
Annual precip
48.5 in
Warmest month
August (75.2°F)
Coldest month
December (34.2°F)
Annual swing
24.5°F
Pleasant months
3 / 12
Oceanic Cfb USDA Zone 8b

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

Sedro-Woolley

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 Sedro-Woolley Seattle
High Low Precip High Low Precip
January 46.0°F 34.7°F 6.18 in 48.6°F 36.8°F 5.21 in
February 48.7°F 35.0°F 4.11 in 50.7°F 36.8°F 3.71 in
March 53.0°F 37.8°F 4.76 in 54.8°F 39.4°F 3.94 in
April 58.3°F 41.3°F 4.17 in 59.8°F 43.6°F 2.89 in
May 64.7°F 46.8°F 3.46 in 66.5°F 49.3°F 1.98 in
June 68.8°F 50.6°F 2.60 in 71.2°F 54.0°F 1.22 in
July 74.5°F 53.1°F 1.34 in 77.3°F 57.5°F 0.56 in
August 75.2°F 52.9°F 1.60 in 77.4°F 58.1°F 0.83 in
September 69.5°F 49.3°F 2.86 in 71.7°F 53.9°F 1.37 in
October 59.6°F 43.2°F 4.98 in 61.0°F 46.4°F 3.49 in
November 50.4°F 38.6°F 7.02 in 53.0°F 39.9°F 5.80 in
December 44.8°F 34.2°F 5.45 in 47.8°F 36.2°F 5.49 in
Sedro-Woolley overview
Full climate profile
 Seattle overview
Full climate profile