5-day weather forecast for Arlington, Arizona

Weather forecast accuracy details for Phoenix, Arizona

These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts. The forecasts are collected in the evening.

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Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   94.44% 83.33% 96.67% 96.67% 92.78%
Intellicast   94.44% 83.33% 96.67% 96.67% 92.78%
CustomWeather   87.78% 82.22% 95.56% 95.56% 90.28%
NWS Digital Forecast   95.56% 64.44% 100.00% 100.00% 90.00%
Weather Underground   94.44% 68.89% 96.67% 98.89% 89.72%
National Weather Service   95.56% 47.78% 98.89% 98.89% 85.28%
Persistence   40.00% 44.44% 93.33% 93.33% 67.78%
World Weather Online   12.22% 50.00% 96.67% 96.67% 63.89%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   88.05% 85.53% 93.18% 93.18% 89.99%
Intellicast   88.05% 85.53% 93.18% 93.18% 89.99%
AccuWeather   78.74% 76.49% 91.92% 90.81% 84.49%
NWS Digital Forecast   81.08% 76.14% 85.33% 84.65% 81.80%
CustomWeather   67.69% 76.19% 90.20% 90.10% 81.05%
National Weather Service   75.40% 61.25% 87.94% 87.94% 78.13%
Persistence   49.68% 52.08% 89.84% 89.84% 70.36%
 
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