Irving, TX vs Seattle, WA

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

Irving is warmer than Seattle (66.6°F vs 53.8°F annual avg) and similar rainfall to it (37 in vs 36.5 in per year). Irving has a Humid subtropical climate; Seattle a Warm-summer Mediterranean climate.

Irving, TX

Annual avg
66.6°F
Annual precip
37 in
Warmest month
August (95.8°F)
Coldest month
January (36.1°F)
Annual swing
39.4°F
Pleasant months
2 / 12
Humid subtropical Cfa USDA Zone 9a

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

Irving

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 Irving Seattle
High Low Precip High Low Precip
January 56.5°F 36.1°F 2.53 in 48.6°F 36.8°F 5.21 in
February 60.9°F 40.1°F 2.76 in 50.7°F 36.8°F 3.71 in
March 68.6°F 47.8°F 3.30 in 54.8°F 39.4°F 3.94 in
April 76.1°F 55.2°F 3.22 in 59.8°F 43.6°F 2.89 in
May 83.6°F 64.5°F 4.78 in 66.5°F 49.3°F 1.98 in
June 91.5°F 72.2°F 3.70 in 71.2°F 54.0°F 1.22 in
July 95.6°F 75.8°F 2.08 in 77.3°F 57.5°F 0.56 in
August 95.8°F 75.7°F 2.18 in 77.4°F 58.1°F 0.83 in
September 88.6°F 68.5°F 2.72 in 71.7°F 53.9°F 1.37 in
October 78.4°F 57.1°F 4.37 in 61.0°F 46.4°F 3.49 in
November 66.6°F 46.2°F 2.53 in 53.0°F 39.9°F 5.80 in
December 57.9°F 38.3°F 2.84 in 47.8°F 36.2°F 5.49 in
Irving overview
Full climate profile
 Seattle overview
Full climate profile