Las Vegas, NV vs Phoenix, AZ

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

Las Vegas is cooler than Phoenix (68.8°F vs 72.5°F annual avg) and similar rainfall to it (4 in vs 8.9 in per year). Both cities share a Desert (hot) climate (BWh).

Las Vegas, NV

Annual avg
68.8°F
Annual precip
4 in
Warmest month
July (103.8°F)
Coldest month
December (38.0°F)
Annual swing
44.6°F
Pleasant months
1 / 12
Desert (hot) BWh USDA Zone 9a

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

Las Vegas

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 Las Vegas Phoenix
High Low Precip High Low Precip
January 58.0°F 39.4°F 0.67 in 65.4°F 44.1°F 1.17 in
February 62.4°F 42.7°F 0.82 in 68.1°F 46.1°F 1.21 in
March 70.5°F 48.5°F 0.51 in 75.0°F 50.9°F 1.09 in
April 77.9°F 55.0°F 0.23 in 82.5°F 56.6°F 0.35 in
May 87.8°F 64.2°F 0.08 in 91.5°F 64.7°F 0.19 in
June 98.6°F 73.7°F 0.01 in 101.5°F 72.7°F 0.03 in
July 103.8°F 79.8°F 0.13 in 104.0°F 80.8°F 0.81 in
August 102.1°F 77.5°F 0.22 in 102.5°F 80.5°F 0.96 in
September 94.2°F 70.2°F 0.24 in 97.5°F 74.7°F 0.71 in
October 80.5°F 57.5°F 0.35 in 86.3°F 62.7°F 0.67 in
November 66.8°F 45.5°F 0.29 in 74.0°F 50.8°F 0.90 in
December 56.3°F 38.0°F 0.44 in 63.9°F 42.7°F 0.81 in
Las Vegas overview
Full climate profile
 Phoenix overview
Full climate profile