Fairfield, MT vs Seattle, WA

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

Fairfield is cooler than Seattle (44.4°F vs 53.8°F annual avg) and drier than it (12.4 in vs 36.5 in per year). Fairfield has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Fairfield, MT

Annual avg
44.4°F
Annual precip
12.4 in
Warmest month
July (79.7°F)
Coldest month
January (16.5°F)
Annual swing
40.4°F
Pleasant months
2 / 12
Semi-arid (cold) BSk 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

Fairfield

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 Fairfield Seattle
High Low Precip High Low Precip
January 35.7°F 16.5°F 0.34 in 48.6°F 36.8°F 5.21 in
February 36.4°F 17.1°F 0.43 in 50.7°F 36.8°F 3.71 in
March 44.8°F 23.9°F 0.60 in 54.8°F 39.4°F 3.94 in
April 52.8°F 31.5°F 1.36 in 59.8°F 43.6°F 2.89 in
May 62.3°F 40.7°F 2.12 in 66.5°F 49.3°F 1.98 in
June 69.5°F 47.6°F 2.63 in 71.2°F 54.0°F 1.22 in
July 79.7°F 53.3°F 1.08 in 77.3°F 57.5°F 0.56 in
August 79.0°F 51.9°F 1.05 in 77.4°F 58.1°F 0.83 in
September 68.5°F 44.0°F 1.23 in 71.7°F 53.9°F 1.37 in
October 55.3°F 33.9°F 0.74 in 61.0°F 46.4°F 3.49 in
November 42.7°F 24.9°F 0.46 in 53.0°F 39.9°F 5.80 in
December 35.3°F 17.9°F 0.33 in 47.8°F 36.2°F 5.49 in
Fairfield overview
Full climate profile
 Seattle overview
Full climate profile