Miles City, MT vs Seattle, WA

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

Miles City is cooler than Seattle (46.2°F vs 53.8°F annual avg) and drier than it (12.9 in vs 36.5 in per year). Miles City has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Miles City, MT

Annual avg
46.2°F
Annual precip
12.9 in
Warmest month
July (88.7°F)
Coldest month
January (8.9°F)
Annual swing
54.7°F
Pleasant months
1 / 12
Semi-arid (cold) BSk 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

Miles City

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 Miles City Seattle
High Low Precip High Low Precip
January 30.1°F 8.9°F 0.28 in 48.6°F 36.8°F 5.21 in
February 34.7°F 12.5°F 0.26 in 50.7°F 36.8°F 3.71 in
March 46.8°F 22.5°F 0.55 in 54.8°F 39.4°F 3.94 in
April 58.1°F 32.9°F 1.54 in 59.8°F 43.6°F 2.89 in
May 68.1°F 42.9°F 2.73 in 66.5°F 49.3°F 1.98 in
June 78.6°F 52.5°F 2.51 in 71.2°F 54.0°F 1.22 in
July 88.7°F 59.6°F 1.51 in 77.3°F 57.5°F 0.56 in
August 87.4°F 57.6°F 0.91 in 77.4°F 58.1°F 0.83 in
September 75.6°F 46.9°F 1.07 in 71.7°F 53.9°F 1.37 in
October 59.0°F 33.8°F 0.97 in 61.0°F 46.4°F 3.49 in
November 44.3°F 21.2°F 0.33 in 53.0°F 39.9°F 5.80 in
December 33.1°F 11.7°F 0.22 in 47.8°F 36.2°F 5.49 in
Miles City overview
Full climate profile
 Seattle overview
Full climate profile