Marlborough, MA vs Phoenix, AZ

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

Marlborough is cooler than Phoenix (49.9°F vs 72.5°F annual avg) and wetter than it (49.7 in vs 8.9 in per year). Marlborough has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.

Marlborough, MA

Annual avg
49.9°F
Annual precip
49.7 in
Warmest month
July (86.9°F)
Coldest month
January (14.6°F)
Annual swing
47.5°F
Hot-summer humid continental Dfa USDA Zone 6b

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

Marlborough

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 Marlborough Phoenix
High Low Precip High Low Precip
January 37.4°F 14.6°F 3.58 in 65.4°F 44.1°F 1.17 in
February 40.6°F 15.9°F 3.30 in 68.1°F 46.1°F 1.21 in
March 48.5°F 23.8°F 4.59 in 75.0°F 50.9°F 1.09 in
April 61.6°F 33.8°F 4.36 in 82.5°F 56.6°F 0.35 in
May 73.0°F 45.3°F 3.67 in 91.5°F 64.7°F 0.19 in
June 81.1°F 54.6°F 4.16 in 101.5°F 72.7°F 0.03 in
July 86.9°F 60.2°F 4.04 in 104.0°F 80.8°F 0.81 in
August 84.9°F 58.0°F 4.43 in 102.5°F 80.5°F 0.96 in
September 77.5°F 49.4°F 3.89 in 97.5°F 74.7°F 0.71 in
October 65.5°F 38.0°F 5.07 in 86.3°F 62.7°F 0.67 in
November 53.6°F 28.7°F 3.76 in 74.0°F 50.8°F 0.90 in
December 42.8°F 20.6°F 4.85 in 63.9°F 42.7°F 0.81 in
Marlborough overview
Full climate profile
 Phoenix overview
Full climate profile