5-day weather forecast for McNary, Arizona

Weather changeability for Saint Johns, Arizona

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.0° 4.8°
Average change in low temperature day-to-day 6.1° 6.5°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 64%
Chance of precip day after a dry day 0% 12%

Weather forecast accuracy for Saint Johns, Arizona

Last Month (May)
The Weather Channel   87.24%
Weather Underground   87.24%
Foreca   87.24%
AccuWeather   84.34%
NWS Digital Forecast   77.99%
Aeris Weather   75.09%
World Weather Online   72.97%
Open Weathermap   72.45%
Wetter   69.80%
Persistence   65.23%
Last Year (2019)
The Weather Channel   81.32%
AccuWeather   79.12%
Weather Underground   78.75%
Foreca   76.44%
NWS Digital Forecast   70.18%
Wetter   59.46%
World Weather Online   56.60%
Persistence   53.27%

ForecastAdvisor Fact

On average, Wetter's low temperature forecasts for Saint Johns were off by 17.06 degrees last month.