Coos Bay, OR vs Phoenix, AZ

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

Coos Bay is cooler than Phoenix (53°F vs 72.5°F annual avg) and wetter than it (59.1 in vs 8.9 in per year). Coos Bay has a Warm-summer Mediterranean climate; Phoenix a Desert (hot) climate.

Coos Bay, OR

Annual avg
53°F
Annual precip
59.1 in
Warmest month
August (67.3°F)
Coldest month
December (40.4°F)
Annual swing
13.7°F
Pleasant months
3 / 12
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

Coos Bay

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 Coos Bay Phoenix
High Low Precip High Low Precip
January 53.5°F 41.0°F 9.43 in 65.4°F 44.1°F 1.17 in
February 54.1°F 41.0°F 6.99 in 68.1°F 46.1°F 1.21 in
March 55.1°F 41.9°F 7.49 in 75.0°F 50.9°F 1.09 in
April 56.7°F 44.0°F 5.40 in 82.5°F 56.6°F 0.35 in
May 60.5°F 48.0°F 2.95 in 91.5°F 64.7°F 0.19 in
June 63.5°F 51.2°F 1.55 in 101.5°F 72.7°F 0.03 in
July 66.1°F 53.6°F 0.35 in 104.0°F 80.8°F 0.81 in
August 67.3°F 53.6°F 0.42 in 102.5°F 80.5°F 0.96 in
September 66.7°F 51.3°F 1.55 in 97.5°F 74.7°F 0.71 in
October 62.8°F 47.0°F 4.24 in 86.3°F 62.7°F 0.67 in
November 56.8°F 43.5°F 8.30 in 74.0°F 50.8°F 0.90 in
December 52.9°F 40.4°F 10.47 in 63.9°F 42.7°F 0.81 in
Coos Bay overview
Full climate profile
 Phoenix overview
Full climate profile