Lewisville, ID vs Seattle, WA

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

Lewisville is cooler than Seattle (45.9°F vs 53.8°F annual avg) and drier than it (13.5 in vs 36.5 in per year). Lewisville has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Lewisville, ID

Annual avg
45.9°F
Annual precip
13.5 in
Warmest month
July (84.5°F)
Coldest month
January (14.9°F)
Annual swing
46.7°F
Semi-arid (cold) BSk USDA Zone 6b

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

Lewisville

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 Lewisville Seattle
High Low Precip High Low Precip
January 30.7°F 14.9°F 1.32 in 48.6°F 36.8°F 5.21 in
February 35.4°F 17.7°F 0.78 in 50.7°F 36.8°F 3.71 in
March 47.9°F 27.5°F 1.12 in 54.8°F 39.4°F 3.94 in
April 57.1°F 33.0°F 1.44 in 59.8°F 43.6°F 2.89 in
May 66.7°F 41.5°F 1.80 in 66.5°F 49.3°F 1.98 in
June 75.0°F 48.2°F 1.30 in 71.2°F 54.0°F 1.22 in
July 84.5°F 54.6°F 0.56 in 77.3°F 57.5°F 0.56 in
August 84.3°F 53.5°F 0.78 in 77.4°F 58.1°F 0.83 in
September 74.9°F 46.0°F 1.09 in 71.7°F 53.9°F 1.37 in
October 59.7°F 34.8°F 1.19 in 61.0°F 46.4°F 3.49 in
November 43.1°F 25.2°F 0.79 in 53.0°F 39.9°F 5.80 in
December 29.9°F 15.7°F 1.31 in 47.8°F 36.2°F 5.49 in
Lewisville overview
Full climate profile
 Seattle overview
Full climate profile