Coulter, IA vs Phoenix, AZ

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

Coulter is cooler than Phoenix (46.6°F vs 72.5°F annual avg) and wetter than it (38.1 in vs 8.9 in per year). Coulter has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.

Coulter, IA

Annual avg
46.6°F
Annual precip
38.1 in
Warmest month
July (83.4°F)
Coldest month
January (7.9°F)
Annual swing
56°F
Pleasant months
1 / 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

Coulter

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 Coulter Phoenix
High Low Precip High Low Precip
January 25.4°F 7.9°F 0.97 in 65.4°F 44.1°F 1.17 in
February 30.2°F 11.9°F 1.31 in 68.1°F 46.1°F 1.21 in
March 43.3°F 23.6°F 2.09 in 75.0°F 50.9°F 1.09 in
April 58.2°F 34.8°F 4.26 in 82.5°F 56.6°F 0.35 in
May 70.2°F 47.6°F 5.25 in 91.5°F 64.7°F 0.19 in
June 80.3°F 58.3°F 6.06 in 101.5°F 72.7°F 0.03 in
July 83.4°F 61.9°F 4.70 in 104.0°F 80.8°F 0.81 in
August 81.4°F 59.1°F 4.24 in 102.5°F 80.5°F 0.96 in
September 75.4°F 50.2°F 3.30 in 97.5°F 74.7°F 0.71 in
October 61.9°F 38.0°F 2.54 in 86.3°F 62.7°F 0.67 in
November 45.1°F 25.4°F 1.80 in 74.0°F 50.8°F 0.90 in
December 31.4°F 14.5°F 1.59 in 63.9°F 42.7°F 0.81 in
Coulter overview
Full climate profile
 Phoenix overview
Full climate profile