Duluth, MN vs Phoenix, AZ

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

Duluth is cooler than Phoenix (40.8°F vs 72.5°F annual avg) and drier than it (0 in vs 8.9 in per year). Duluth has a Desert (cold) climate; Phoenix a Desert (hot) climate.

Duluth, MN

Annual avg
40.8°F
Annual precip
0 in
Warmest month
July (75.2°F)
Coldest month
January (4.3°F)
Annual swing
54.4°F
Pleasant months
3 / 12
Desert (cold) BWk USDA Zone 5b

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

Duluth

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 Duluth Phoenix
High Low Precip High Low Precip
January 20.8°F 4.3°F — in 65.4°F 44.1°F 1.17 in
February 25.7°F 8.0°F — in 68.1°F 46.1°F 1.21 in
March 34.7°F 18.6°F — in 75.0°F 50.9°F 1.09 in
April 45.3°F 30.8°F — in 82.5°F 56.6°F 0.35 in
May 56.1°F 40.8°F — in 91.5°F 64.7°F 0.19 in
June 66.2°F 49.0°F — in 101.5°F 72.7°F 0.03 in
July 75.2°F 57.7°F — in 104.0°F 80.8°F 0.81 in
August 74.4°F 59.5°F — in 102.5°F 80.5°F 0.96 in
September 66.2°F 50.8°F — in 97.5°F 74.7°F 0.71 in
October 52.1°F 38.5°F — in 86.3°F 62.7°F 0.67 in
November 38.8°F 25.9°F — in 74.0°F 50.8°F 0.90 in
December 26.7°F 12.8°F — in 63.9°F 42.7°F 0.81 in
Duluth overview
Full climate profile
 Phoenix overview
Full climate profile