5-day weather forecast for Phoenix, Arizona

Weather changeability for Phoenix, Arizona

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.6° 3.6°
Average change in low temperature day-to-day 3.7° 4.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 33% 71%
Chance of precip day after a dry day 8% 6%

Weather forecast accuracy for Phoenix, Arizona

Last Month
Foreca   86.95%
The Weather Channel   86.73%
Weather Underground   85.58%
NWS Digital Forecast   83.33%
MeteoGroup   83.33%
AccuWeather   83.02%
Dark Sky (forecast.io)   81.48%
World Weather Online   70.68%
Persistence   64.58%
Last Year
The Weather Channel   90.27%
Weather Underground   90.19%
AccuWeather   88.73%
Foreca   88.42%
MeteoGroup   88.21%
NWS Digital Forecast   83.83%
Dark Sky (forecast.io)   81.42%
World Weather Online   78.03%
Persistence   65.94%

ForecastAdvisor Fact

On average, World Weather Online's low temperature forecasts for Phoenix were off by 4.05 degrees last month.