Chelsea, MI vs Phoenix, AZ

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

Chelsea is cooler than Phoenix (48.3°F vs 72.5°F annual avg) and wetter than it (34.7 in vs 8.9 in per year). Chelsea has a Warm-summer humid continental climate; Phoenix a Desert (hot) climate.

Chelsea, MI

Annual avg
48.3°F
Annual precip
34.7 in
Warmest month
July (82.3°F)
Coldest month
January (16.4°F)
Annual swing
47.9°F
Pleasant months
2 / 12
Warm-summer humid continental Dfb USDA Zone 7a

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

Chelsea

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 Chelsea Phoenix
High Low Precip High Low Precip
January 30.6°F 16.4°F 2.41 in 65.4°F 44.1°F 1.17 in
February 34.0°F 17.4°F 1.98 in 68.1°F 46.1°F 1.21 in
March 44.3°F 25.4°F 2.24 in 75.0°F 50.9°F 1.09 in
April 57.5°F 36.6°F 3.01 in 82.5°F 56.6°F 0.35 in
May 69.5°F 47.6°F 3.83 in 91.5°F 64.7°F 0.19 in
June 78.8°F 56.5°F 3.64 in 101.5°F 72.7°F 0.03 in
July 82.3°F 60.6°F 3.45 in 104.0°F 80.8°F 0.81 in
August 80.4°F 58.9°F 3.56 in 102.5°F 80.5°F 0.96 in
September 74.1°F 51.0°F 2.74 in 97.5°F 74.7°F 0.71 in
October 61.0°F 40.2°F 3.14 in 86.3°F 62.7°F 0.67 in
November 47.2°F 30.8°F 2.61 in 74.0°F 50.8°F 0.90 in
December 35.9°F 22.6°F 2.08 in 63.9°F 42.7°F 0.81 in
Chelsea overview
Full climate profile
 Phoenix overview
Full climate profile