Rockdale, IL vs Phoenix, AZ
Side-by-side comparison of monthly climate normals (NOAA 1991-2020).
Rockdale is cooler than Phoenix (50.4°F vs 72.5°F annual avg) and wetter than it (38 in vs 8.9 in per year). Rockdale has a Hot-summer humid continental climate; Phoenix a Desert (hot) climate.
Rockdale, IL
Annual avg
50.4°F
Annual precip
38 in
Warmest month
July (83.6°F)
Coldest month
January (16.6°F)
Annual swing
50°F
Pleasant months
1 / 12
Hot-summer humid continental Dfa
USDA Zone 7a
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
Rockdale
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 | Rockdale | Phoenix | ||||
|---|---|---|---|---|---|---|
| High | Low | Precip | High | Low | Precip | |
| January | 31.1°F | 16.6°F | 1.99 in | 65.4°F | 44.1°F | 1.17 in |
| February | 35.4°F | 19.8°F | 1.78 in | 68.1°F | 46.1°F | 1.21 in |
| March | 47.0°F | 29.2°F | 2.27 in | 75.0°F | 50.9°F | 1.09 in |
| April | 59.9°F | 38.9°F | 3.93 in | 82.5°F | 56.6°F | 0.35 in |
| May | 71.0°F | 49.4°F | 4.53 in | 91.5°F | 64.7°F | 0.19 in |
| June | 80.3°F | 59.9°F | 4.30 in | 101.5°F | 72.7°F | 0.03 in |
| July | 83.6°F | 64.1°F | 4.55 in | 104.0°F | 80.8°F | 0.81 in |
| August | 81.8°F | 62.9°F | 3.97 in | 102.5°F | 80.5°F | 0.96 in |
| September | 76.2°F | 55.3°F | 3.17 in | 97.5°F | 74.7°F | 0.71 in |
| October | 63.3°F | 43.4°F | 3.14 in | 86.3°F | 62.7°F | 0.67 in |
| November | 48.5°F | 32.3°F | 2.46 in | 74.0°F | 50.8°F | 0.90 in |
| December | 36.4°F | 22.4°F | 1.94 in | 63.9°F | 42.7°F | 0.81 in |
Full climate profile
Phoenix overviewFull climate profile