Trenton, UT vs Phoenix, AZ

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

Trenton is cooler than Phoenix (45.9°F vs 72.5°F annual avg) and wetter than it (16.9 in vs 8.9 in per year). Trenton has a Mediterranean continental (warm summer) climate; Phoenix a Desert (hot) climate.

Trenton, UT

Annual avg
45.9°F
Annual precip
16.9 in
Warmest month
July (88.8°F)
Coldest month
January (12.1°F)
Annual swing
48.2°F
Mediterranean continental (warm summer) Dsb USDA Zone 6b

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

Trenton

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 Trenton Phoenix
High Low Precip High Low Precip
January 31.7°F 12.1°F 1.51 in 65.4°F 44.1°F 1.17 in
February 37.0°F 16.7°F 1.42 in 68.1°F 46.1°F 1.21 in
March 49.9°F 25.6°F 1.70 in 75.0°F 50.9°F 1.09 in
April 59.1°F 31.7°F 2.04 in 82.5°F 56.6°F 0.35 in
May 68.9°F 39.0°F 2.19 in 91.5°F 64.7°F 0.19 in
June 79.3°F 45.3°F 1.20 in 101.5°F 72.7°F 0.03 in
July 88.8°F 51.4°F 0.56 in 104.0°F 80.8°F 0.81 in
August 87.6°F 48.6°F 0.83 in 102.5°F 80.5°F 0.96 in
September 77.2°F 39.8°F 1.26 in 97.5°F 74.7°F 0.71 in
October 62.7°F 30.5°F 1.54 in 86.3°F 62.7°F 0.67 in
November 47.1°F 22.6°F 1.25 in 74.0°F 50.8°F 0.90 in
December 33.8°F 14.4°F 1.40 in 63.9°F 42.7°F 0.81 in
Trenton overview
Full climate profile
 Phoenix overview
Full climate profile