Old Westbury, NY vs Phoenix, AZ

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

Old Westbury is cooler than Phoenix (55.5°F vs 72.5°F annual avg) and wetter than it (45.3 in vs 8.9 in per year). Old Westbury has a Humid subtropical climate; Phoenix a Desert (hot) climate.

Old Westbury, NY

Annual avg
55.5°F
Annual precip
45.3 in
Warmest month
July (86.5°F)
Coldest month
January (27.2°F)
Annual swing
42.7°F
Pleasant months
2 / 12
Humid subtropical Cfa USDA Zone 8a

Phoenix, AZ

Annual avg
72.5°F
Annual precip
8.9 in
Warmest month
July (104.0°F)
Coldest month
December (42.7°F)
Annual swing
39.1°F
Pleasant months
2 / 12
Desert (hot) BWh USDA Zone 9b

Best months to visit each city

Old Westbury

J
F
M
A
M
J
J
A
S
O
N
D

Phoenix

J
F
M
A
M
J
J
A
S
O
N
D

Month-by-month comparison

Month Old Westbury Phoenix
High Low Precip High Low Precip
January 41.6°F 27.2°F 3.65 in 65.4°F 44.1°F 1.17 in
February 44.1°F 28.2°F 3.00 in 68.1°F 46.1°F 1.21 in
March 51.1°F 34.5°F 4.41 in 75.0°F 50.9°F 1.09 in
April 62.1°F 43.3°F 3.75 in 82.5°F 56.6°F 0.35 in
May 71.9°F 52.2°F 3.13 in 91.5°F 64.7°F 0.19 in
June 80.9°F 61.5°F 3.80 in 101.5°F 72.7°F 0.03 in
July 86.5°F 67.7°F 4.04 in 104.0°F 80.8°F 0.81 in
August 84.5°F 66.1°F 3.92 in 102.5°F 80.5°F 0.96 in
September 77.5°F 59.8°F 4.08 in 97.5°F 74.7°F 0.71 in
October 66.7°F 49.2°F 4.02 in 86.3°F 62.7°F 0.67 in
November 55.9°F 39.8°F 3.35 in 74.0°F 50.8°F 0.90 in
December 46.5°F 32.6°F 4.18 in 63.9°F 42.7°F 0.81 in
Old Westbury overview
Full climate profile
Phoenix overview
Full climate profile