Bremerton, WA vs Seattle, WA

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

Bremerton is about the same temperature as Seattle (52.3°F vs 53.8°F annual avg) and wetter than it (56.9 in vs 36.5 in per year). Both cities share a Warm-summer Mediterranean climate (Csb).

Bremerton, WA

Annual avg
52.3°F
Annual precip
56.9 in
Warmest month
August (77.3°F)
Coldest month
December (35.0°F)
Annual swing
25.9°F
Pleasant months
4 / 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

Bremerton

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 Bremerton Seattle
High Low Precip High Low Precip
January 46.6°F 35.6°F 9.28 in 48.6°F 36.8°F 5.21 in
February 49.4°F 35.1°F 5.83 in 50.7°F 36.8°F 3.71 in
March 53.7°F 37.7°F 6.37 in 54.8°F 39.4°F 3.94 in
April 59.0°F 41.0°F 3.86 in 59.8°F 43.6°F 2.89 in
May 65.8°F 46.5°F 2.36 in 66.5°F 49.3°F 1.98 in
June 70.2°F 51.1°F 1.61 in 71.2°F 54.0°F 1.22 in
July 76.5°F 54.6°F 0.83 in 77.3°F 57.5°F 0.56 in
August 77.3°F 55.1°F 1.09 in 77.4°F 58.1°F 0.83 in
September 71.9°F 51.1°F 1.80 in 71.7°F 53.9°F 1.37 in
October 60.6°F 44.7°F 5.14 in 61.0°F 46.4°F 3.49 in
November 51.2°F 38.7°F 8.84 in 53.0°F 39.9°F 5.80 in
December 45.6°F 35.0°F 9.92 in 47.8°F 36.2°F 5.49 in
Bremerton overview
Full climate profile
 Seattle overview
Full climate profile