Fort Benton, MT vs Phoenix, AZ

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

Fort Benton is cooler than Phoenix (45.4°F vs 72.5°F annual avg) and similar rainfall to it (13.2 in vs 8.9 in per year). Fort Benton has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Fort Benton, MT

Annual avg
45.4°F
Annual precip
13.2 in
Warmest month
July (86.4°F)
Coldest month
January (10.1°F)
Annual swing
48°F
Semi-arid (cold) BSk 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

Fort Benton

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 Fort Benton Phoenix
High Low Precip High Low Precip
January 34.6°F 10.1°F 0.52 in 65.4°F 44.1°F 1.17 in
February 38.1°F 12.6°F 0.44 in 68.1°F 46.1°F 1.21 in
March 48.2°F 20.3°F 0.56 in 75.0°F 50.9°F 1.09 in
April 58.6°F 30.6°F 1.48 in 82.5°F 56.6°F 0.35 in
May 68.3°F 40.6°F 2.08 in 91.5°F 64.7°F 0.19 in
June 76.3°F 48.6°F 2.62 in 101.5°F 72.7°F 0.03 in
July 86.4°F 54.1°F 1.19 in 104.0°F 80.8°F 0.81 in
August 85.5°F 52.1°F 1.16 in 102.5°F 80.5°F 0.96 in
September 74.2°F 42.3°F 1.20 in 97.5°F 74.7°F 0.71 in
October 59.9°F 30.5°F 0.92 in 86.3°F 62.7°F 0.67 in
November 46.5°F 21.0°F 0.58 in 74.0°F 50.8°F 0.90 in
December 36.7°F 13.1°F 0.47 in 63.9°F 42.7°F 0.81 in
Fort Benton overview
Full climate profile
 Phoenix overview
Full climate profile