Blaine, WA vs Seattle, WA

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

Blaine is cooler than Seattle (50.9°F vs 53.8°F annual avg) and wetter than it (41.8 in vs 36.5 in per year). Both cities share a Warm-summer Mediterranean climate (Csb).

Blaine, WA

Annual avg
50.9°F
Annual precip
41.8 in
Warmest month
July (72.8°F)
Coldest month
January (33.9°F)
Annual swing
24.8°F
Pleasant months
4 / 12
Warm-summer Mediterranean Csb 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

Blaine

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 Blaine Seattle
High Low Precip High Low Precip
January 44.7°F 33.9°F 6.17 in 48.6°F 36.8°F 5.21 in
February 47.7°F 34.6°F 3.37 in 50.7°F 36.8°F 3.71 in
March 52.1°F 37.7°F 4.21 in 54.8°F 39.4°F 3.94 in
April 57.6°F 41.9°F 2.97 in 59.8°F 43.6°F 2.89 in
May 64.0°F 47.3°F 2.57 in 66.5°F 49.3°F 1.98 in
June 68.5°F 52.1°F 1.93 in 71.2°F 54.0°F 1.22 in
July 72.8°F 55.1°F 1.14 in 77.3°F 57.5°F 0.56 in
August 72.7°F 54.9°F 1.13 in 77.4°F 58.1°F 0.83 in
September 66.9°F 50.4°F 2.22 in 71.7°F 53.9°F 1.37 in
October 57.4°F 44.0°F 4.39 in 61.0°F 46.4°F 3.49 in
November 49.6°F 37.9°F 6.08 in 53.0°F 39.9°F 5.80 in
December 44.2°F 34.1°F 5.63 in 47.8°F 36.2°F 5.49 in
Blaine overview
Full climate profile
 Seattle overview
Full climate profile