Hilton Head Island, SC vs Phoenix, AZ

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

Hilton Head Island is cooler than Phoenix (67.8°F vs 72.5°F annual avg) and drier than it (0 in vs 8.9 in per year). Both cities share a Desert (hot) climate (BWh).

Hilton Head Island, SC

Annual avg
67.8°F
Annual precip
0 in
Warmest month
July (91.1°F)
Coldest month
January (41.1°F)
Annual swing
32°F
Pleasant months
3 / 12
Desert (hot) BWh 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

Hilton Head Island

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 Hilton Head Island Phoenix
High Low Precip High Low Precip
January 60.8°F 41.1°F — in 65.4°F 44.1°F 1.17 in
February 64.5°F 43.7°F — in 68.1°F 46.1°F 1.21 in
March 71.5°F 49.4°F — in 75.0°F 50.9°F 1.09 in
April 77.4°F 56.4°F — in 82.5°F 56.6°F 0.35 in
May 83.6°F 65.7°F — in 91.5°F 64.7°F 0.19 in
June 88.7°F 71.8°F — in 101.5°F 72.7°F 0.03 in
July 91.1°F 74.9°F — in 104.0°F 80.8°F 0.81 in
August 90.3°F 74.5°F — in 102.5°F 80.5°F 0.96 in
September 85.9°F 69.6°F — in 97.5°F 74.7°F 0.71 in
October 78.9°F 60.7°F — in 86.3°F 62.7°F 0.67 in
November 70.1°F 50.6°F — in 74.0°F 50.8°F 0.90 in
December 62.0°F 44.0°F — in 63.9°F 42.7°F 0.81 in
Hilton Head Island overview
Full climate profile
 Phoenix overview
Full climate profile