Declo, ID vs Seattle, WA

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

Declo is cooler than Seattle (49°F vs 53.8°F annual avg) and drier than it (10.3 in vs 36.5 in per year). Declo has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Declo, ID

Annual avg
49°F
Annual precip
10.3 in
Warmest month
July (87.9°F)
Coldest month
January (21.0°F)
Annual swing
42.3°F
Semi-arid (cold) BSk USDA Zone 7b

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

Declo

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 Declo Seattle
High Low Precip High Low Precip
January 37.4°F 21.0°F 1.05 in 48.6°F 36.8°F 5.21 in
February 42.7°F 23.9°F 0.69 in 50.7°F 36.8°F 3.71 in
March 53.0°F 29.9°F 1.02 in 54.8°F 39.4°F 3.94 in
April 59.5°F 34.8°F 1.09 in 59.8°F 43.6°F 2.89 in
May 69.1°F 42.6°F 1.69 in 66.5°F 49.3°F 1.98 in
June 78.0°F 48.8°F 0.78 in 71.2°F 54.0°F 1.22 in
July 87.9°F 55.1°F 0.26 in 77.3°F 57.5°F 0.56 in
August 86.7°F 53.1°F 0.40 in 77.4°F 58.1°F 0.83 in
September 76.6°F 45.0°F 0.66 in 71.7°F 53.9°F 1.37 in
October 62.6°F 35.7°F 0.80 in 61.0°F 46.4°F 3.49 in
November 48.2°F 26.9°F 0.80 in 53.0°F 39.9°F 5.80 in
December 37.3°F 21.0°F 1.06 in 47.8°F 36.2°F 5.49 in
Declo overview
Full climate profile
 Seattle overview
Full climate profile