Watertown Town, MA vs Phoenix, AZ

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

Watertown Town is cooler than Phoenix (51.2°F vs 72.5°F annual avg) and wetter than it (49.4 in vs 8.9 in per year). Watertown Town has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.

Watertown Town, MA

Annual avg
51.2°F
Annual precip
49.4 in
Warmest month
July (84.7°F)
Coldest month
January (19.4°F)
Annual swing
46.2°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa USDA Zone 7a

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

Watertown Town

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 Watertown Town Phoenix
High Low Precip High Low Precip
January 37.0°F 19.4°F 3.87 in 65.4°F 44.1°F 1.17 in
February 39.6°F 21.0°F 3.59 in 68.1°F 46.1°F 1.21 in
March 46.6°F 28.4°F 4.49 in 75.0°F 50.9°F 1.09 in
April 58.8°F 38.1°F 4.32 in 82.5°F 56.6°F 0.35 in
May 69.4°F 48.2°F 3.64 in 91.5°F 64.7°F 0.19 in
June 78.8°F 57.9°F 4.18 in 101.5°F 72.7°F 0.03 in
July 84.7°F 64.0°F 3.49 in 104.0°F 80.8°F 0.81 in
August 83.1°F 62.5°F 3.72 in 102.5°F 80.5°F 0.96 in
September 75.5°F 54.9°F 3.96 in 97.5°F 74.7°F 0.71 in
October 63.7°F 43.0°F 5.03 in 86.3°F 62.7°F 0.67 in
November 52.6°F 34.2°F 3.99 in 74.0°F 50.8°F 0.90 in
December 42.4°F 25.7°F 5.08 in 63.9°F 42.7°F 0.81 in
Watertown Town overview
Full climate profile
 Phoenix overview
Full climate profile