Iowa Falls, IA vs Phoenix, AZ

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

Iowa Falls is cooler than Phoenix (46.7°F vs 72.5°F annual avg) and wetter than it (38.1 in vs 8.9 in per year). Iowa Falls has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.

Iowa Falls, IA

Annual avg
46.7°F
Annual precip
38.1 in
Warmest month
July (82.9°F)
Coldest month
January (8.1°F)
Annual swing
55.7°F
Pleasant months
2 / 12
Hot-summer humid continental Dfa 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

Iowa Falls

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 Iowa Falls Phoenix
High Low Precip High Low Precip
January 25.7°F 8.1°F 0.92 in 65.4°F 44.1°F 1.17 in
February 30.6°F 12.1°F 1.16 in 68.1°F 46.1°F 1.21 in
March 43.5°F 24.4°F 2.08 in 75.0°F 50.9°F 1.09 in
April 58.3°F 35.3°F 3.80 in 82.5°F 56.6°F 0.35 in
May 69.9°F 47.7°F 5.57 in 91.5°F 64.7°F 0.19 in
June 79.9°F 58.4°F 6.13 in 101.5°F 72.7°F 0.03 in
July 82.9°F 62.2°F 4.54 in 104.0°F 80.8°F 0.81 in
August 80.8°F 59.7°F 4.37 in 102.5°F 80.5°F 0.96 in
September 74.8°F 50.6°F 3.49 in 97.5°F 74.7°F 0.71 in
October 61.7°F 38.3°F 2.56 in 86.3°F 62.7°F 0.67 in
November 45.0°F 25.6°F 1.97 in 74.0°F 50.8°F 0.90 in
December 31.5°F 14.9°F 1.54 in 63.9°F 42.7°F 0.81 in
Iowa Falls overview
Full climate profile
 Phoenix overview
Full climate profile