Grand Blanc, MI vs Seattle, WA

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

Grand Blanc is cooler than Seattle (47.5°F vs 53.8°F annual avg) and similar rainfall to it (32.2 in vs 36.5 in per year). Grand Blanc has a Warm-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Grand Blanc, MI

Annual avg
47.5°F
Annual precip
32.2 in
Warmest month
July (81.7°F)
Coldest month
January (15.3°F)
Annual swing
47.6°F
Pleasant months
2 / 12
Warm-summer humid continental Dfb 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

Grand Blanc

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 Grand Blanc Seattle
High Low Precip High Low Precip
January 30.1°F 15.3°F 2.15 in 48.6°F 36.8°F 5.21 in
February 33.4°F 16.0°F 1.48 in 50.7°F 36.8°F 3.71 in
March 43.6°F 23.5°F 1.98 in 54.8°F 39.4°F 3.94 in
April 56.4°F 34.2°F 2.97 in 59.8°F 43.6°F 2.89 in
May 68.5°F 46.2°F 3.71 in 66.5°F 49.3°F 1.98 in
June 77.7°F 55.6°F 3.08 in 71.2°F 54.0°F 1.22 in
July 81.7°F 58.9°F 3.69 in 77.3°F 57.5°F 0.56 in
August 80.1°F 58.3°F 3.24 in 77.4°F 58.1°F 0.83 in
September 73.6°F 50.8°F 2.99 in 71.7°F 53.9°F 1.37 in
October 60.3°F 40.1°F 2.67 in 61.0°F 46.4°F 3.49 in
November 46.7°F 30.8°F 2.32 in 53.0°F 39.9°F 5.80 in
December 35.4°F 21.9°F 1.92 in 47.8°F 36.2°F 5.49 in
Grand Blanc overview
Full climate profile
 Seattle overview
Full climate profile