Petersburg, TX vs Seattle, WA

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

Petersburg is warmer than Seattle (59.3°F vs 53.8°F annual avg) and drier than it (19.2 in vs 36.5 in per year). Petersburg has a Semi-arid (cold) climate; Seattle a Warm-summer Mediterranean climate.

Petersburg, TX

Annual avg
59.3°F
Annual precip
19.2 in
Warmest month
July (90.7°F)
Coldest month
January (24.4°F)
Annual swing
39.3°F
Semi-arid (cold) BSk USDA Zone 7b

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

Petersburg

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 Petersburg Seattle
High Low Precip High Low Precip
January 54.5°F 24.4°F 0.70 in 48.6°F 36.8°F 5.21 in
February 58.3°F 27.5°F 0.69 in 50.7°F 36.8°F 3.71 in
March 66.1°F 34.9°F 1.15 in 54.8°F 39.4°F 3.94 in
April 74.2°F 42.6°F 1.25 in 59.8°F 43.6°F 2.89 in
May 81.0°F 53.6°F 2.86 in 66.5°F 49.3°F 1.98 in
June 89.0°F 63.4°F 2.72 in 71.2°F 54.0°F 1.22 in
July 90.7°F 66.8°F 1.86 in 77.3°F 57.5°F 0.56 in
August 90.5°F 65.6°F 2.00 in 77.4°F 58.1°F 0.83 in
September 83.6°F 57.8°F 2.51 in 71.7°F 53.9°F 1.37 in
October 74.6°F 45.7°F 1.71 in 61.0°F 46.4°F 3.49 in
November 63.4°F 33.5°F 0.93 in 53.0°F 39.9°F 5.80 in
December 55.1°F 25.8°F 0.81 in 47.8°F 36.2°F 5.49 in
Petersburg overview
Full climate profile
 Seattle overview
Full climate profile