Climate normals · 1970–2000
Phoenix Climate
Phoenix is a city in United States (AZ) with a population of about 1,650,070. Its average annual temperature is 22.6°C (73°F), with roughly 204 mm of rain per year.
22.6°C
Avg Temp
204
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Phoenix Climate
Phoenix has an average annual temperature of 22.6°C (73°F) and receives about 204 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
22.6°C
Avg Temp
204
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 13° / 55° | 19 mm |
| February | 15° / 58° | 19 mm |
| March | 17° / 63° | 25 mm |
| April | 21° / 70° | 7 mm |
| May | 26° / 79° | 4 mm |
| June | 31° / 88° | 2 mm |
| July | 34° / 93° | 21 mm |
| August | 33° / 91° | 30 mm |
| September | 30° / 85° | 21 mm |
| October | 24° / 74° | 17 mm |
| November | 17° / 62° | 16 mm |
| December | 13° / 55° | 23 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Phoenix
The most comfortable months to visit Phoenix are typically April, October and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 42°C high). The coldest is January (near 5°C low). August is usually the wettest month.
Where to stay near Phoenix
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Frequently Asked Questions
The most comfortable months to visit Phoenix are typically April, October and March, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Phoenix, United States has an average annual temperature of 22.6°C and about 204 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Phoenix average about 42°C (107°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.