Riverton, MN vs Phoenix, AZ

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

Riverton is cooler than Phoenix (42.2°F vs 72.5°F annual avg) and wetter than it (24.5 in vs 8.9 in per year). Riverton has a Monsoon continental (warm summer) climate; Phoenix a Desert (hot) climate.

Riverton, MN

Annual avg
42.2°F
Annual precip
24.5 in
Warmest month
July (81.5°F)
Coldest month
January (-0.1°F)
Annual swing
59°F
Pleasant months
2 / 12
Monsoon continental (warm summer) Dwb USDA Zone 5a

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

Riverton

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 Riverton Phoenix
High Low Precip High Low Precip
January 21.4°F -0.1°F 0.47 in 65.4°F 44.1°F 1.17 in
February 26.8°F 4.1°F 0.36 in 68.1°F 46.1°F 1.21 in
March 39.8°F 17.5°F 0.97 in 75.0°F 50.9°F 1.09 in
April 54.5°F 30.5°F 1.60 in 82.5°F 56.6°F 0.35 in
May 67.9°F 42.7°F 3.27 in 91.5°F 64.7°F 0.19 in
June 77.1°F 53.2°F 4.03 in 101.5°F 72.7°F 0.03 in
July 81.5°F 57.7°F 4.35 in 104.0°F 80.8°F 0.81 in
August 79.2°F 55.3°F 3.06 in 102.5°F 80.5°F 0.96 in
September 70.5°F 46.9°F 2.60 in 97.5°F 74.7°F 0.71 in
October 55.6°F 35.2°F 2.37 in 86.3°F 62.7°F 0.67 in
November 39.5°F 21.6°F 0.90 in 74.0°F 50.8°F 0.90 in
December 26.0°F 7.6°F 0.55 in 63.9°F 42.7°F 0.81 in
Riverton overview
Full climate profile
 Phoenix overview
Full climate profile