5-day weather forecast for Diamond Bar, California
Today
60°
95°
Mostly sunny
Saturday
60°
94°
Mostly sunny
Sunday
59°
93°
Mostly sunny
Monday
58°
90°
Partly Cloudy
Tuesday
58°
87°
Patchy Fog
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Chino Hills, California
| Intellicast | 83.37% |
| NWS Digital Forecast | 80.98% |
| Accuweather | 80.95% |
| MyForecast | 79.31% |
| The Weather Channel | 78.27% |
| National Weather Service | 77.56% |
| MyForecast | 80.07% |
| NWS Digital Forecast | 79.24% |
| Intellicast | 72.58% |
| Accuweather | 72.48% |
| National Weather Service | 72.32% |
| The Weather Channel | 72.10% |
ForecastAdvisor Fact
ForecastWatch.com is the largest provider of weather forecast accuracy statistics.