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Phoenix Weather

The tables below display average monthly climate and weather indicators in Phoenix Arizona.

Temperature by: Fahrenheit

Phoenix Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Avg. Temperature 53.6 57.7 62.2 69.9 78.8 88.2 93.5 91.5 85.6 74.5 61.9 54.1 72.6
Avg. Max Temperature 65.9 70.7 75.5 84.5 93.6 104 106 104 98.3 88.1 74.9 66.2 85.9
Avg. Min Temperature 41.2 44.7 48.8 55.3 63.9 72.9 81.0 79.2 72.8 60.8 48.9 41.8 59.3
Days with Max Temp of 90 F 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
   
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
   
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 0.0
   
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

The tables below display average monthly climate and weather indicators in Phoenix Arizona.

Temperature by: 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
   
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
   
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 0.0
   
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