Phoenix
The tables below display average monthly climate and weather indicators in Phoenix Arizona.
Temperature by: Fahrenheit / Centigrade
| Phoenix Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | 12.0 | 14.3 | 16.8 | 21.1 | 26.0 | 31.2 | 34.2 | 33.1 | 29.8 | 23.6 | 16.6 | 12.3 | 22.6 |
| Avg. Max Temperature | 18.8 | 21.5 | 24.2 | 29.2 | 34.2 | 39.7 | 41.1 | 39.8 | 36.8 | 31.2 | 23.8 | 19.0 | 29.9 |
| Avg. Min Temperature | 5.1 | 7.1 | 9.3 | 12.9 | 17.7 | 22.7 | 27.2 | 26.2 | 22.7 | 16.0 | 9.4 | 5.4 | 15.2 |
| Days with Max Temp of 32 C or Higher | 0.0 | < 0.5 | 2.0 | 10.0 | 23.0 | 29.0 | 31.0 | 31.0 | 28.0 | 15.0 | < 0.5 | 0.0 | 167 |
| Days with Min Temp Below Freezing | 3.0 | 1.0 | < 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | < 0.5 | 2.0 | 6.0 |
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| Phoenix Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 362 | 227 | 182 | 75.0 | 8.0 | 0.0 | 0.0 | 0.0 | 0.0 | 17.0 | 134 | 345 | 1350 |
| Cooling Degree Days | 8.0 | 22.0 | 95.0 | 222 | 436 | 696 | 884 | 822 | 618 | 311 | 41.0 | 7.0 | 4162 |
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| Phoenix Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 0.7 | 0.7 | 0.9 | 0.2 | 0.1 | 0.1 | 0.8 | 1.0 | 0.9 | 0.7 | 0.7 | 1.0 | 7.7 |
| Days with Precipitation 0.01 inch or More | 4.0 | 4.0 | 4.0 | 2.0 | 1.0 | 1.0 | 4.0 | 5.0 | 3.0 | 3.0 | 3.0 | 4.0 | 36.0 |
| Monthly Snowfall (inches) | < 0.05 | 0.0 | < 0.05 | < 0.05 | < 0.05 | 0.0 | 0.0 | 0.0 | 0.0 | < 0.05 | 0.0 | < 0.05 | < 0.05 |
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| Other Phoenix Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 5.3 | 5.8 | 6.6 | 6.9 | 7.0 | 6.7 | 7.1 | 6.6 | 6.3 | 5.8 | 5.3 | 5.1 | 6.2 |
| Clear Days | 14.0 | 13.0 | 14.0 | 17.0 | 21.0 | 23.0 | 17.0 | 18.0 | 22.0 | 20.0 | 18.0 | 15.0 | 211 |
| Partly Cloudy Days | 7.0 | 7.0 | 8.0 | 7.0 | 7.0 | 5.0 | 10.0 | 10.0 | 5.0 | 6.0 | 6.0 | 6.0 | 85.0 |
| Cloudy Days | 10.0 | 9.0 | 8.0 | 6.0 | 3.0 | 2.0 | 4.0 | 4.0 | 3.0 | 4.0 | 6.0 | 9.0 | 70.0 |
| Percent of Possible Sunshine | 78.0 | 80.0 | 84.0 | 89.0 | 93.0 | 94.0 | 85.0 | 85.0 | 89.0 | 88.0 | 83.0 | 77.0 | 85.0 |
| Avg. Relative Humidity | 51.5 | 46.0 | 42.5 | 33.5 | 25.5 | 22.0 | 27.5 | 35.0 | 35.5 | 36.0 | 39.5 | 46.5 | 42.0 |
Weather information for other cities in Arizona