Phoenix, AZ
Climate overview — based on NOAA 1991-2020 normals from PHOENIX DEER VALLEY MUNI AP, AZ US.
Year-round temperatures (°F)
Climate summary
Phoenix has an annual average temperature of 72.5°F with about 8.9 inches of precipitation per year. The warmest month is July (average high 104.0°F), and the coldest is December (average low 42.7°F). February is typically the wettest month (1.21 in) and June the driest (0.03 in).
Best time to visit Phoenix
Full guide →Climate change signal
All-time records →196 of 366 (53.6%) of Phoenix's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1990s | 12 | |
| 2000s | 121 | |
| 2010s | 103 | |
| 2020s | 130 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 65.4°F | 44.1°F | 54.8°F | 1.17 in | — | 4 |
| February | 68.1°F | 46.1°F | 57.1°F | 1.21 in | — | 4 |
| March | 75.0°F | 50.9°F | 62.9°F | 1.09 in | — | 3 |
| April | 82.5°F | 56.6°F | 69.6°F | 0.35 in | — | 2 |
| May | 91.5°F | 64.7°F | 78.1°F | 0.19 in | — | 1 |
| June | 101.5°F | 72.7°F | 87.1°F | 0.03 in | — | 1 |
| July | 104.0°F | 80.8°F | 92.4°F | 0.81 in | — | 4 |
| August | 102.5°F | 80.5°F | 91.5°F | 0.96 in | — | 5 |
| September | 97.5°F | 74.7°F | 86.1°F | 0.71 in | — | 3 |
| October | 86.3°F | 62.7°F | 74.5°F | 0.67 in | — | 3 |
| November | 74.0°F | 50.8°F | 62.4°F | 0.90 in | — | 3 |
| December | 63.9°F | 42.7°F | 53.3°F | 0.81 in | — | 4 |
Climate twins of Phoenix
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).