Geraldine, MT vs Phoenix, AZ

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

Geraldine is cooler than Phoenix (46.9°F vs 72.5°F annual avg) and wetter than it (16.8 in vs 8.9 in per year). Geraldine has a Semi-arid (cold) climate; Phoenix a Desert (hot) climate.

Geraldine, MT

Annual avg
46.9°F
Annual precip
16.8 in
Warmest month
July (86.3°F)
Coldest month
January (14.7°F)
Annual swing
44.8°F
Semi-arid (cold) BSk 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

Geraldine

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 Geraldine Phoenix
High Low Precip High Low Precip
January 36.9°F 14.7°F 0.60 in 65.4°F 44.1°F 1.17 in
February 40.1°F 16.2°F 0.57 in 68.1°F 46.1°F 1.21 in
March 49.5°F 23.6°F 0.82 in 75.0°F 50.9°F 1.09 in
April 58.5°F 32.4°F 2.10 in 82.5°F 56.6°F 0.35 in
May 68.2°F 40.8°F 2.69 in 91.5°F 64.7°F 0.19 in
June 76.0°F 48.8°F 3.23 in 101.5°F 72.7°F 0.03 in
July 86.3°F 54.8°F 1.71 in 104.0°F 80.8°F 0.81 in
August 86.0°F 52.8°F 1.28 in 102.5°F 80.5°F 0.96 in
September 75.2°F 45.0°F 1.49 in 97.5°F 74.7°F 0.71 in
October 60.3°F 33.8°F 1.14 in 86.3°F 62.7°F 0.67 in
November 46.4°F 23.8°F 0.63 in 74.0°F 50.8°F 0.90 in
December 38.7°F 15.6°F 0.59 in 63.9°F 42.7°F 0.81 in
Geraldine overview
Full climate profile
 Phoenix overview
Full climate profile