Harlem, MT vs Phoenix, AZ

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

Harlem is cooler than Phoenix (43.6°F vs 72.5°F annual avg) and similar rainfall to it (12.5 in vs 8.9 in per year). Harlem has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Harlem, MT

Annual avg
43.6°F
Annual precip
12.5 in
Warmest month
July (85.0°F)
Coldest month
January (5.0°F)
Annual swing
52.7°F
Semi-arid (cold) BSk USDA Zone 6a

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

Harlem

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 Harlem Phoenix
High Low Precip High Low Precip
January 28.2°F 5.0°F 0.51 in 65.4°F 44.1°F 1.17 in
February 32.7°F 8.9°F 0.36 in 68.1°F 46.1°F 1.21 in
March 45.0°F 19.9°F 0.52 in 75.0°F 50.9°F 1.09 in
April 58.8°F 29.9°F 1.00 in 82.5°F 56.6°F 0.35 in
May 69.0°F 39.7°F 1.89 in 91.5°F 64.7°F 0.19 in
June 76.6°F 48.7°F 2.90 in 101.5°F 72.7°F 0.03 in
July 85.0°F 53.5°F 1.44 in 104.0°F 80.8°F 0.81 in
August 84.7°F 51.6°F 0.99 in 102.5°F 80.5°F 0.96 in
September 74.1°F 41.7°F 1.09 in 97.5°F 74.7°F 0.71 in
October 59.7°F 30.4°F 0.73 in 86.3°F 62.7°F 0.67 in
November 43.3°F 18.9°F 0.57 in 74.0°F 50.8°F 0.90 in
December 30.9°F 8.7°F 0.50 in 63.9°F 42.7°F 0.81 in
Harlem overview
Full climate profile
 Phoenix overview
Full climate profile