Polson, MT vs Phoenix, AZ

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

Polson is cooler than Phoenix (46.2°F vs 72.5°F annual avg) and wetter than it (15 in vs 8.9 in per year). Polson has a Warm-summer humid continental climate; Phoenix a Desert (hot) climate.

Polson, MT

Annual avg
46.2°F
Annual precip
15 in
Warmest month
July (82.8°F)
Coldest month
January (22.0°F)
Annual swing
40.4°F
Warm-summer humid continental Dfb USDA Zone 7b

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

Polson

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 Polson Phoenix
High Low Precip High Low Precip
January 33.4°F 22.0°F 0.94 in 65.4°F 44.1°F 1.17 in
February 36.9°F 22.0°F 0.79 in 68.1°F 46.1°F 1.21 in
March 47.3°F 28.2°F 0.89 in 75.0°F 50.9°F 1.09 in
April 56.2°F 33.6°F 1.43 in 82.5°F 56.6°F 0.35 in
May 65.8°F 40.8°F 1.99 in 91.5°F 64.7°F 0.19 in
June 72.3°F 47.3°F 2.44 in 101.5°F 72.7°F 0.03 in
July 82.8°F 53.3°F 0.84 in 104.0°F 80.8°F 0.81 in
August 82.2°F 52.5°F 0.76 in 102.5°F 80.5°F 0.96 in
September 70.9°F 45.6°F 1.19 in 97.5°F 74.7°F 0.71 in
October 55.6°F 35.7°F 1.59 in 86.3°F 62.7°F 0.67 in
November 41.3°F 27.3°F 1.22 in 74.0°F 50.8°F 0.90 in
December 33.1°F 22.0°F 0.93 in 63.9°F 42.7°F 0.81 in
Polson overview
Full climate profile
 Phoenix overview
Full climate profile