Clear Lake, IA vs Phoenix, AZ

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

Clear Lake is cooler than Phoenix (45.6°F vs 72.5°F annual avg) and wetter than it (36.3 in vs 8.9 in per year). Clear Lake has a Warm-summer humid continental climate; Phoenix a Desert (hot) climate.

Clear Lake, IA

Annual avg
45.6°F
Annual precip
36.3 in
Warmest month
July (82.5°F)
Coldest month
January (7.2°F)
Annual swing
55.8°F
Pleasant months
1 / 12
Warm-summer humid continental Dfb 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

Clear Lake

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 Clear Lake Phoenix
High Low Precip High Low Precip
January 24.2°F 7.2°F 0.89 in 65.4°F 44.1°F 1.17 in
February 28.5°F 11.4°F 1.22 in 68.1°F 46.1°F 1.21 in
March 42.1°F 23.6°F 2.29 in 75.0°F 50.9°F 1.09 in
April 57.5°F 34.5°F 4.15 in 82.5°F 56.6°F 0.35 in
May 69.6°F 46.8°F 5.15 in 91.5°F 64.7°F 0.19 in
June 79.6°F 57.3°F 5.39 in 101.5°F 72.7°F 0.03 in
July 82.5°F 60.5°F 4.43 in 104.0°F 80.8°F 0.81 in
August 80.2°F 57.6°F 3.79 in 102.5°F 80.5°F 0.96 in
September 74.1°F 48.8°F 3.45 in 97.5°F 74.7°F 0.71 in
October 59.9°F 36.6°F 2.53 in 86.3°F 62.7°F 0.67 in
November 43.6°F 24.3°F 1.67 in 74.0°F 50.8°F 0.90 in
December 29.7°F 13.5°F 1.29 in 63.9°F 42.7°F 0.81 in
Clear Lake overview
Full climate profile
 Phoenix overview
Full climate profile