Rockland, ID vs Seattle, WA

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

Rockland is cooler than Seattle (47.3°F vs 53.8°F annual avg) and drier than it (13.5 in vs 36.5 in per year). Rockland has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Rockland, ID

Annual avg
47.3°F
Annual precip
13.5 in
Warmest month
July (89.0°F)
Coldest month
January (17.3°F)
Annual swing
44.9°F
Semi-arid (cold) BSk USDA Zone 7a

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

Rockland

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 Rockland Seattle
High Low Precip High Low Precip
January 34.8°F 17.3°F 1.48 in 48.6°F 36.8°F 5.21 in
February 39.3°F 20.9°F 1.05 in 50.7°F 36.8°F 3.71 in
March 50.9°F 27.4°F 1.32 in 54.8°F 39.4°F 3.94 in
April 58.7°F 32.6°F 1.62 in 59.8°F 43.6°F 2.89 in
May 68.0°F 39.3°F 1.56 in 66.5°F 49.3°F 1.98 in
June 78.2°F 46.1°F 1.00 in 71.2°F 54.0°F 1.22 in
July 89.0°F 52.8°F 0.45 in 77.3°F 57.5°F 0.56 in
August 88.2°F 51.7°F 0.58 in 77.4°F 58.1°F 0.83 in
September 77.4°F 42.8°F 0.88 in 71.7°F 53.9°F 1.37 in
October 62.2°F 33.8°F 1.07 in 61.0°F 46.4°F 3.49 in
November 46.6°F 24.2°F 1.13 in 53.0°F 39.9°F 5.80 in
December 34.9°F 17.7°F 1.35 in 47.8°F 36.2°F 5.49 in
Rockland overview
Full climate profile
 Seattle overview
Full climate profile