Iowa Falls, IA vs Seattle, WA

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

Iowa Falls is cooler than Seattle (46.7°F vs 53.8°F annual avg) and similar rainfall to it (38.1 in vs 36.5 in per year). Iowa Falls has a Hot-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Iowa Falls, IA

Annual avg
46.7°F
Annual precip
38.1 in
Warmest month
July (82.9°F)
Coldest month
January (8.1°F)
Annual swing
55.7°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa USDA Zone 6a

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

Iowa Falls

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 Iowa Falls Seattle
High Low Precip High Low Precip
January 25.7°F 8.1°F 0.92 in 48.6°F 36.8°F 5.21 in
February 30.6°F 12.1°F 1.16 in 50.7°F 36.8°F 3.71 in
March 43.5°F 24.4°F 2.08 in 54.8°F 39.4°F 3.94 in
April 58.3°F 35.3°F 3.80 in 59.8°F 43.6°F 2.89 in
May 69.9°F 47.7°F 5.57 in 66.5°F 49.3°F 1.98 in
June 79.9°F 58.4°F 6.13 in 71.2°F 54.0°F 1.22 in
July 82.9°F 62.2°F 4.54 in 77.3°F 57.5°F 0.56 in
August 80.8°F 59.7°F 4.37 in 77.4°F 58.1°F 0.83 in
September 74.8°F 50.6°F 3.49 in 71.7°F 53.9°F 1.37 in
October 61.7°F 38.3°F 2.56 in 61.0°F 46.4°F 3.49 in
November 45.0°F 25.6°F 1.97 in 53.0°F 39.9°F 5.80 in
December 31.5°F 14.9°F 1.54 in 47.8°F 36.2°F 5.49 in
Iowa Falls overview
Full climate profile
 Seattle overview
Full climate profile