Flagstaff, AZ vs Seattle, WA

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

Flagstaff is cooler than Seattle (46.8°F vs 53.8°F annual avg) and drier than it (20.5 in vs 36.5 in per year). Flagstaff has a Mediterranean continental (warm summer) climate; Seattle a Warm-summer Mediterranean climate.

Flagstaff, AZ

Annual avg
46.8°F
Annual precip
20.5 in
Warmest month
July (82.0°F)
Coldest month
December (16.9°F)
Annual swing
36.7°F
Pleasant months
1 / 12
Mediterranean continental (warm summer) Dsb 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

Flagstaff

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 Flagstaff Seattle
High Low Precip High Low Precip
January 43.4°F 17.6°F 2.05 in 48.6°F 36.8°F 5.21 in
February 45.7°F 19.6°F 2.17 in 50.7°F 36.8°F 3.71 in
March 52.2°F 23.8°F 1.88 in 54.8°F 39.4°F 3.94 in
April 59.2°F 28.2°F 0.89 in 59.8°F 43.6°F 2.89 in
May 68.1°F 34.6°F 0.77 in 66.5°F 49.3°F 1.98 in
June 79.1°F 42.5°F 0.30 in 71.2°F 54.0°F 1.22 in
July 82.0°F 51.4°F 2.61 in 77.3°F 57.5°F 0.56 in
August 79.3°F 50.6°F 3.04 in 77.4°F 58.1°F 0.83 in
September 74.1°F 42.5°F 1.84 in 71.7°F 53.9°F 1.37 in
October 63.6°F 31.5°F 1.52 in 61.0°F 46.4°F 3.49 in
November 52.1°F 23.0°F 1.55 in 53.0°F 39.9°F 5.80 in
December 43.0°F 16.9°F 1.90 in 47.8°F 36.2°F 5.49 in
Flagstaff overview
Full climate profile
 Seattle overview
Full climate profile