Southlake, TX vs Seattle, WA

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

Southlake is warmer than Seattle (65.4°F vs 53.8°F annual avg) and similar rainfall to it (38.9 in vs 36.5 in per year). Southlake has a Humid subtropical climate; Seattle a Warm-summer Mediterranean climate.

Southlake, TX

Annual avg
65.4°F
Annual precip
38.9 in
Warmest month
August (95.7°F)
Coldest month
January (34.1°F)
Annual swing
39.9°F
Pleasant months
2 / 12
Humid subtropical Cfa USDA Zone 8b

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

Southlake

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 Southlake Seattle
High Low Precip High Low Precip
January 55.7°F 34.1°F 2.62 in 48.6°F 36.8°F 5.21 in
February 60.3°F 38.3°F 2.73 in 50.7°F 36.8°F 3.71 in
March 67.7°F 45.4°F 3.59 in 54.8°F 39.4°F 3.94 in
April 75.3°F 53.5°F 3.53 in 59.8°F 43.6°F 2.89 in
May 82.5°F 62.8°F 4.73 in 66.5°F 49.3°F 1.98 in
June 90.8°F 71.1°F 3.75 in 71.2°F 54.0°F 1.22 in
July 95.3°F 74.1°F 2.25 in 77.3°F 57.5°F 0.56 in
August 95.7°F 73.9°F 2.09 in 77.4°F 58.1°F 0.83 in
September 88.6°F 66.7°F 3.45 in 71.7°F 53.9°F 1.37 in
October 78.4°F 55.1°F 4.46 in 61.0°F 46.4°F 3.49 in
November 66.3°F 44.7°F 2.78 in 53.0°F 39.9°F 5.80 in
December 57.7°F 36.3°F 2.91 in 47.8°F 36.2°F 5.49 in
Southlake overview
Full climate profile
 Seattle overview
Full climate profile