Vermillion, SD vs Seattle, WA

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

Vermillion is cooler than Seattle (48.8°F vs 53.8°F annual avg) and drier than it (28 in vs 36.5 in per year). Vermillion has a Hot-summer humid continental climate; Seattle a Warm-summer Mediterranean climate.

Vermillion, SD

Annual avg
48.8°F
Annual precip
28 in
Warmest month
July (85.5°F)
Coldest month
January (10.2°F)
Annual swing
54°F
Pleasant months
1 / 12
Hot-summer humid continental Dfa USDA Zone 6b

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

Vermillion

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 Vermillion Seattle
High Low Precip High Low Precip
January 30.5°F 10.2°F 0.53 in 48.6°F 36.8°F 5.21 in
February 36.1°F 14.0°F 0.70 in 50.7°F 36.8°F 3.71 in
March 48.4°F 25.2°F 1.42 in 54.8°F 39.4°F 3.94 in
April 61.9°F 36.0°F 3.09 in 59.8°F 43.6°F 2.89 in
May 72.7°F 48.1°F 3.96 in 66.5°F 49.3°F 1.98 in
June 82.2°F 59.1°F 4.30 in 71.2°F 54.0°F 1.22 in
July 85.5°F 63.2°F 3.61 in 77.3°F 57.5°F 0.56 in
August 83.3°F 60.7°F 2.88 in 77.4°F 58.1°F 0.83 in
September 78.1°F 51.8°F 3.07 in 71.7°F 53.9°F 1.37 in
October 64.6°F 38.5°F 2.35 in 61.0°F 46.4°F 3.49 in
November 48.2°F 25.2°F 1.30 in 53.0°F 39.9°F 5.80 in
December 34.0°F 14.6°F 0.79 in 47.8°F 36.2°F 5.49 in
Vermillion overview
Full climate profile
 Seattle overview
Full climate profile