Vernonia, OR vs Phoenix, AZ

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

Vernonia is cooler than Phoenix (49.4°F vs 72.5°F annual avg) and wetter than it (48 in vs 8.9 in per year). Vernonia has a Warm-summer Mediterranean climate; Phoenix a Desert (hot) climate.

Vernonia, OR

Annual avg
49.4°F
Annual precip
48 in
Warmest month
August (78.2°F)
Coldest month
February (30.9°F)
Annual swing
24.7°F
Warm-summer Mediterranean Csb USDA Zone 8b

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

Vernonia

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 Vernonia Phoenix
High Low Precip High Low Precip
January 45.7°F 31.6°F 6.94 in 65.4°F 44.1°F 1.17 in
February 49.4°F 30.9°F 5.34 in 68.1°F 46.1°F 1.21 in
March 53.6°F 33.5°F 5.30 in 75.0°F 50.9°F 1.09 in
April 58.6°F 35.6°F 3.74 in 82.5°F 56.6°F 0.35 in
May 65.5°F 40.3°F 2.39 in 91.5°F 64.7°F 0.19 in
June 69.9°F 44.4°F 1.44 in 101.5°F 72.7°F 0.03 in
July 77.3°F 47.2°F 0.39 in 104.0°F 80.8°F 0.81 in
August 78.2°F 46.9°F 0.55 in 102.5°F 80.5°F 0.96 in
September 73.1°F 42.9°F 1.79 in 97.5°F 74.7°F 0.71 in
October 61.4°F 38.3°F 4.12 in 86.3°F 62.7°F 0.67 in
November 50.6°F 34.2°F 7.70 in 74.0°F 50.8°F 0.90 in
December 44.3°F 31.3°F 8.33 in 63.9°F 42.7°F 0.81 in
Vernonia overview
Full climate profile
 Phoenix overview
Full climate profile