Oakland, CA vs Seattle, WA

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

Oakland is warmer than Seattle (59.6°F vs 53.8°F annual avg) and drier than it (22.6 in vs 36.5 in per year). Both cities share a Warm-summer Mediterranean climate (Csb).

Oakland, CA

Annual avg
59.6°F
Annual precip
22.6 in
Warmest month
September (74.6°F)
Coldest month
January (45.1°F)
Annual swing
13.5°F
Pleasant months
7 / 12
Warm-summer Mediterranean Csb USDA Zone 10a

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

Oakland

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 Oakland Seattle
High Low Precip High Low Precip
January 59.8°F 45.1°F 4.35 in 48.6°F 36.8°F 5.21 in
February 62.4°F 47.1°F 4.35 in 50.7°F 36.8°F 3.71 in
March 64.7°F 48.7°F 3.21 in 54.8°F 39.4°F 3.94 in
April 66.8°F 50.3°F 1.37 in 59.8°F 43.6°F 2.89 in
May 68.6°F 52.9°F 0.75 in 66.5°F 49.3°F 1.98 in
June 71.8°F 55.0°F 0.20 in 71.2°F 54.0°F 1.22 in
July 71.6°F 56.6°F 0.00 in 77.3°F 57.5°F 0.56 in
August 72.8°F 57.6°F 0.05 in 77.4°F 58.1°F 0.83 in
September 74.6°F 57.2°F 0.10 in 71.7°F 53.9°F 1.37 in
October 72.7°F 54.6°F 1.13 in 61.0°F 46.4°F 3.49 in
November 65.8°F 49.4°F 2.44 in 53.0°F 39.9°F 5.80 in
December 59.7°F 45.1°F 4.66 in 47.8°F 36.2°F 5.49 in
Oakland overview
Full climate profile
 Seattle overview
Full climate profile