Colusa, CA vs Phoenix, AZ

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

Colusa is cooler than Phoenix (61.5°F vs 72.5°F annual avg) and wetter than it (17.2 in vs 8.9 in per year). Colusa has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Colusa, CA

Annual avg
61.5°F
Annual precip
17.2 in
Warmest month
July (92.4°F)
Coldest month
December (37.7°F)
Annual swing
30.1°F
Semi-arid (cold) BSk USDA Zone 9a

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

Colusa

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 Colusa Phoenix
High Low Precip High Low Precip
January 54.6°F 38.2°F 3.58 in 65.4°F 44.1°F 1.17 in
February 60.2°F 41.1°F 2.97 in 68.1°F 46.1°F 1.21 in
March 66.5°F 43.8°F 2.19 in 75.0°F 50.9°F 1.09 in
April 73.4°F 46.1°F 1.00 in 82.5°F 56.6°F 0.35 in
May 81.1°F 53.4°F 0.84 in 91.5°F 64.7°F 0.19 in
June 88.2°F 58.7°F 0.51 in 101.5°F 72.7°F 0.03 in
July 92.4°F 59.9°F 0.01 in 104.0°F 80.8°F 0.81 in
August 91.7°F 58.1°F 0.03 in 102.5°F 80.5°F 0.96 in
September 89.1°F 54.4°F 0.11 in 97.5°F 74.7°F 0.71 in
October 79.0°F 47.9°F 0.87 in 86.3°F 62.7°F 0.67 in
November 64.1°F 41.8°F 1.91 in 74.0°F 50.8°F 0.90 in
December 54.5°F 37.7°F 3.17 in 63.9°F 42.7°F 0.81 in
Colusa overview
Full climate profile
 Phoenix overview
Full climate profile