5-day weather forecast for Harvard, Illinois
Today
62°
Increasing Clouds
Saturday
42°
61°
Slight Chance Rain Showers
Sunday
48°
64°
Rain Showers
Likely
Likely
Monday
53°
72°
Thunderstorms Likely
Tuesday
60°
80°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Rockford, Illinois
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 8.1° | 5.6° |
| Average change in low temperature day-to-day | 5.3° | 7.2° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 71% | 54% |
| Chance of precip day after a dry day | 22% | 29% |
Weather forecast accuracy for Rockford, Illinois
| The Weather Channel | 76.54% |
| Intellicast | 76.54% |
| AccuWeather | 73.46% |
| Weather Underground | 72.22% |
| National Weather Service | 70.37% |
| NWS Digital Forecast | 67.90% |
| CustomWeather | 65.12% |
| World Weather Online | 62.35% |
| Persistence | 43.94% |
| Intellicast | 69.97% |
| The Weather Channel | 69.91% |
| National Weather Service | 68.01% |
| NWS Digital Forecast | 66.15% |
| AccuWeather | 65.80% |
| CustomWeather | 65.29% |
| Persistence | 43.47% |
ForecastAdvisor Fact
It rained or snowed 65% of the time in Rockford last year when Intellicast's text forecasts called for precipitation, and 16% of the time when they did not.