Windsor, CA vs Seattle, WA

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

Windsor is warmer than Seattle (58.1°F vs 53.8°F annual avg) and similar rainfall to it (33.8 in vs 36.5 in per year). Both cities share a Warm-summer Mediterranean climate (Csb).

Windsor, CA

Annual avg
58.1°F
Annual precip
33.8 in
Warmest month
August (84.1°F)
Coldest month
December (36.9°F)
Annual swing
20.8°F
Warm-summer Mediterranean Csb USDA Zone 9a

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

Windsor

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 Windsor Seattle
High Low Precip High Low Precip
January 57.9°F 37.5°F 6.67 in 48.6°F 36.8°F 5.21 in
February 61.7°F 39.4°F 6.67 in 50.7°F 36.8°F 3.71 in
March 65.1°F 41.4°F 4.58 in 54.8°F 39.4°F 3.94 in
April 69.0°F 43.2°F 2.10 in 59.8°F 43.6°F 2.89 in
May 74.7°F 46.6°F 1.27 in 66.5°F 49.3°F 1.98 in
June 81.8°F 50.1°F 0.31 in 71.2°F 54.0°F 1.22 in
July 83.5°F 51.7°F 0.01 in 77.3°F 57.5°F 0.56 in
August 84.1°F 51.9°F 0.05 in 77.4°F 58.1°F 0.83 in
September 83.4°F 49.6°F 0.13 in 71.7°F 53.9°F 1.37 in
October 77.1°F 45.5°F 1.65 in 61.0°F 46.4°F 3.49 in
November 65.4°F 40.1°F 3.58 in 53.0°F 39.9°F 5.80 in
December 57.5°F 36.9°F 6.76 in 47.8°F 36.2°F 5.49 in
Windsor overview
Full climate profile
 Seattle overview
Full climate profile