5-day weather forecast for Norco, California
Today
53°
79°
Mostly cloudy
Friday
55°
67°
Mostly cloudy
Saturday
51°
69°
Mostly cloudy
Sunday
52°
80°
Sunny
Monday
53°
84°
Sunny
Click on a forecast to see the forecast trend for that day
Weather changeability for Chino Hills, California
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 7.1° | 4.8° |
| Average change in low temperature day-to-day | 4.4° | 4.2° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 100% | 80% |
| Chance of precip day after a dry day | 14% | 6% |
Weather forecast accuracy for Chino Hills, California
| The Weather Channel | 76.53% |
| Intellicast | 76.28% |
| NWS Digital Forecast | 72.97% |
| AccuWeather | 71.47% |
| Weather Underground | 68.91% |
| CustomWeather | 66.35% |
| National Weather Service | 66.35% |
| World Weather Online | 62.33% |
| Persistence | 57.34% |
| Intellicast | 79.21% |
| AccuWeather | 77.45% |
| NWS Digital Forecast | 77.10% |
| CustomWeather | 76.04% |
| The Weather Channel | 73.55% |
| National Weather Service | 70.19% |
| Persistence | 63.67% |
ForecastAdvisor Fact
14.7% of The Weather Channel's high temperature forecasts for Chino Hills were exactly right last month.