Ironwood, MI vs Seattle, WA

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

Ironwood is cooler than Seattle (40.2°F vs 53.8°F annual avg) and drier than it (0 in vs 36.5 in per year). Ironwood has a Desert (cold) climate; Seattle a Warm-summer Mediterranean climate.

Ironwood, MI

Annual avg
40.2°F
Annual precip
0 in
Warmest month
July (77.3°F)
Coldest month
January (2.0°F)
Annual swing
54.8°F
Pleasant months
3 / 12
Desert (cold) BWk USDA Zone 5b

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

Ironwood

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 Ironwood Seattle
High Low Precip High Low Precip
January 20.3°F 2.0°F — in 48.6°F 36.8°F 5.21 in
February 25.8°F 4.3°F — in 50.7°F 36.8°F 3.71 in
March 37.2°F 13.7°F — in 54.8°F 39.4°F 3.94 in
April 49.2°F 26.9°F — in 59.8°F 43.6°F 2.89 in
May 63.5°F 40.3°F — in 66.5°F 49.3°F 1.98 in
June 72.9°F 50.2°F — in 71.2°F 54.0°F 1.22 in
July 77.3°F 54.7°F — in 77.3°F 57.5°F 0.56 in
August 75.7°F 52.0°F — in 77.4°F 58.1°F 0.83 in
September 67.6°F 45.6°F — in 71.7°F 53.9°F 1.37 in
October 53.4°F 34.0°F — in 61.0°F 46.4°F 3.49 in
November 37.6°F 22.9°F — in 53.0°F 39.9°F 5.80 in
December 26.1°F 11.1°F — in 47.8°F 36.2°F 5.49 in
Ironwood overview
Full climate profile
 Seattle overview
Full climate profile