Jackson, WY vs Phoenix, AZ

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

Jackson is cooler than Phoenix (38°F vs 72.5°F annual avg) and wetter than it (17.6 in vs 8.9 in per year). Jackson has a Warm-summer humid continental climate; Phoenix a Desert (hot) climate.

Jackson, WY

Annual avg
38°F
Annual precip
17.6 in
Warmest month
July (79.1°F)
Coldest month
January (6.3°F)
Annual swing
44°F
Warm-summer humid continental Dfb USDA Zone 6a

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

Jackson

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 Jackson Phoenix
High Low Precip High Low Precip
January 26.1°F 6.3°F 1.45 in 65.4°F 44.1°F 1.17 in
February 30.4°F 9.3°F 1.43 in 68.1°F 46.1°F 1.21 in
March 40.2°F 18.2°F 1.33 in 75.0°F 50.9°F 1.09 in
April 50.2°F 25.8°F 1.46 in 82.5°F 56.6°F 0.35 in
May 60.3°F 31.5°F 1.83 in 91.5°F 64.7°F 0.19 in
June 69.8°F 37.8°F 1.61 in 101.5°F 72.7°F 0.03 in
July 79.1°F 41.4°F 1.10 in 104.0°F 80.8°F 0.81 in
August 78.0°F 39.8°F 1.14 in 102.5°F 80.5°F 0.96 in
September 68.1°F 32.8°F 1.59 in 97.5°F 74.7°F 0.71 in
October 54.5°F 24.9°F 1.57 in 86.3°F 62.7°F 0.67 in
November 37.6°F 15.8°F 1.37 in 74.0°F 50.8°F 0.90 in
December 26.2°F 6.8°F 1.76 in 63.9°F 42.7°F 0.81 in
Jackson overview
Full climate profile
 Phoenix overview
Full climate profile