Glenns Ferry, ID vs Phoenix, AZ

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

Glenns Ferry is cooler than Phoenix (54.6°F vs 72.5°F annual avg) and similar rainfall to it (10.6 in vs 8.9 in per year). Glenns Ferry has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Glenns Ferry, ID

Annual avg
54.6°F
Annual precip
10.6 in
Warmest month
July (99.1°F)
Coldest month
December (24.5°F)
Annual swing
44.6°F
Semi-arid (cold) BSk USDA Zone 7b

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

Glenns Ferry

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 Glenns Ferry Phoenix
High Low Precip High Low Precip
January 43.7°F 24.9°F 1.50 in 65.4°F 44.1°F 1.17 in
February 50.2°F 26.6°F 0.82 in 68.1°F 46.1°F 1.21 in
March 60.3°F 32.1°F 1.01 in 75.0°F 50.9°F 1.09 in
April 67.9°F 37.5°F 0.89 in 82.5°F 56.6°F 0.35 in
May 78.5°F 45.5°F 1.07 in 91.5°F 64.7°F 0.19 in
June 87.9°F 52.6°F 0.71 in 101.5°F 72.7°F 0.03 in
July 99.1°F 58.6°F 0.23 in 104.0°F 80.8°F 0.81 in
August 97.2°F 55.7°F 0.28 in 102.5°F 80.5°F 0.96 in
September 86.3°F 46.1°F 0.44 in 97.5°F 74.7°F 0.71 in
October 71.3°F 36.0°F 0.98 in 86.3°F 62.7°F 0.67 in
November 55.1°F 28.8°F 1.11 in 74.0°F 50.8°F 0.90 in
December 43.9°F 24.5°F 1.56 in 63.9°F 42.7°F 0.81 in
Glenns Ferry overview
Full climate profile
 Phoenix overview
Full climate profile