Ionia, MO vs Seattle, WA

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

Ionia is about the same temperature as Seattle (54.1°F vs 53.8°F annual avg) and wetter than it (42.5 in vs 36.5 in per year). Ionia has a Hot-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Ionia, MO

Annual avg
54.1°F
Annual precip
42.5 in
Warmest month
July (87.5°F)
Coldest month
January (19.0°F)
Annual swing
48.2°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa 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

Ionia

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 Ionia Seattle
High Low Precip High Low Precip
January 38.7°F 19.0°F 1.78 in 48.6°F 36.8°F 5.21 in
February 43.8°F 23.3°F 1.98 in 50.7°F 36.8°F 3.71 in
March 54.7°F 32.5°F 3.15 in 54.8°F 39.4°F 3.94 in
April 65.0°F 42.5°F 4.42 in 59.8°F 43.6°F 2.89 in
May 73.5°F 53.6°F 5.06 in 66.5°F 49.3°F 1.98 in
June 82.5°F 62.3°F 5.30 in 71.2°F 54.0°F 1.22 in
July 87.5°F 66.6°F 3.95 in 77.3°F 57.5°F 0.56 in
August 86.5°F 64.9°F 4.10 in 77.4°F 58.1°F 0.83 in
September 78.7°F 56.3°F 4.24 in 71.7°F 53.9°F 1.37 in
October 67.3°F 44.3°F 3.52 in 61.0°F 46.4°F 3.49 in
November 53.9°F 33.1°F 2.92 in 53.0°F 39.9°F 5.80 in
December 43.0°F 24.2°F 2.05 in 47.8°F 36.2°F 5.49 in
Ionia overview
Full climate profile
 Seattle overview
Full climate profile