Sandy, OR vs Seattle, WA

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

Sandy is cooler than Seattle (51.4°F vs 53.8°F annual avg) and wetter than it (79 in vs 36.5 in per year). Both cities share a Warm-summer Mediterranean climate (Csb).

Sandy, OR

Annual avg
51.4°F
Annual precip
79 in
Warmest month
August (77.6°F)
Coldest month
December (35.1°F)
Annual swing
26.8°F
Pleasant months
3 / 12
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

Sandy

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 Sandy Seattle
High Low Precip High Low Precip
January 43.8°F 35.3°F 10.26 in 48.6°F 36.8°F 5.21 in
February 47.2°F 35.9°F 7.95 in 50.7°F 36.8°F 3.71 in
March 51.9°F 37.4°F 8.50 in 54.8°F 39.4°F 3.94 in
April 56.9°F 40.5°F 7.34 in 59.8°F 43.6°F 2.89 in
May 64.1°F 45.6°F 5.72 in 66.5°F 49.3°F 1.98 in
June 68.9°F 49.7°F 3.96 in 71.2°F 54.0°F 1.22 in
July 76.6°F 53.9°F 0.95 in 77.3°F 57.5°F 0.56 in
August 77.6°F 54.2°F 1.20 in 77.4°F 58.1°F 0.83 in
September 71.7°F 50.9°F 3.42 in 71.7°F 53.9°F 1.37 in
October 60.1°F 45.1°F 7.37 in 61.0°F 46.4°F 3.49 in
November 49.1°F 39.5°F 10.62 in 53.0°F 39.9°F 5.80 in
December 43.1°F 35.1°F 11.67 in 47.8°F 36.2°F 5.49 in
Sandy overview
Full climate profile
 Seattle overview
Full climate profile