Arcata, CA vs Phoenix, AZ

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

Arcata is cooler than Phoenix (52.6°F vs 72.5°F annual avg) and wetter than it (40.4 in vs 8.9 in per year). Arcata has a Warm-summer Mediterranean climate; Phoenix a Desert (hot) climate.

Arcata, CA

Annual avg
52.6°F
Annual precip
40.4 in
Warmest month
August (64.0°F)
Coldest month
December (40.0°F)
Annual swing
11.1°F
Warm-summer Mediterranean Csb USDA Zone 9b

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

Arcata

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 Arcata Phoenix
High Low Precip High Low Precip
January 55.1°F 40.8°F 6.67 in 65.4°F 44.1°F 1.17 in
February 55.4°F 41.3°F 5.64 in 68.1°F 46.1°F 1.21 in
March 56.1°F 42.4°F 5.75 in 75.0°F 50.9°F 1.09 in
April 57.4°F 44.2°F 3.64 in 82.5°F 56.6°F 0.35 in
May 59.6°F 47.7°F 1.66 in 91.5°F 64.7°F 0.19 in
June 61.9°F 50.1°F 0.70 in 101.5°F 72.7°F 0.03 in
July 63.1°F 52.4°F 0.18 in 104.0°F 80.8°F 0.81 in
August 64.0°F 53.0°F 0.18 in 102.5°F 80.5°F 0.96 in
September 63.9°F 50.5°F 0.68 in 97.5°F 74.7°F 0.71 in
October 61.9°F 46.8°F 2.31 in 86.3°F 62.7°F 0.67 in
November 57.8°F 43.2°F 4.89 in 74.0°F 50.8°F 0.90 in
December 54.7°F 40.0°F 8.10 in 63.9°F 42.7°F 0.81 in
Arcata overview
Full climate profile
 Phoenix overview
Full climate profile