Ontonagon, MI vs Seattle, WA

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

Ontonagon is cooler than Seattle (43.3°F vs 53.8°F annual avg) and similar rainfall to it (32.9 in vs 36.5 in per year). Ontonagon has a Warm-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Ontonagon, MI

Annual avg
43.3°F
Annual precip
32.9 in
Warmest month
July (79.2°F)
Coldest month
February (8.6°F)
Annual swing
50.2°F
Pleasant months
3 / 12
Warm-summer humid continental Dfb 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

Ontonagon

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 Ontonagon Seattle
High Low Precip High Low Precip
January 25.1°F 8.8°F 2.87 in 48.6°F 36.8°F 5.21 in
February 29.9°F 8.6°F 1.63 in 50.7°F 36.8°F 3.71 in
March 40.4°F 17.7°F 1.74 in 54.8°F 39.4°F 3.94 in
April 52.1°F 30.0°F 2.38 in 59.8°F 43.6°F 2.89 in
May 66.0°F 41.1°F 3.14 in 66.5°F 49.3°F 1.98 in
June 75.4°F 50.0°F 2.86 in 71.2°F 54.0°F 1.22 in
July 79.2°F 55.3°F 3.19 in 77.3°F 57.5°F 0.56 in
August 78.4°F 53.9°F 2.99 in 77.4°F 58.1°F 0.83 in
September 70.5°F 48.4°F 2.95 in 71.7°F 53.9°F 1.37 in
October 56.3°F 37.7°F 3.58 in 61.0°F 46.4°F 3.49 in
November 41.2°F 26.8°F 2.68 in 53.0°F 39.9°F 5.80 in
December 29.9°F 16.3°F 2.90 in 47.8°F 36.2°F 5.49 in
Ontonagon overview
Full climate profile
 Seattle overview
Full climate profile