5-day weather forecast for Ottawa, Illinois
Today
56°
80°
Chance Thunderstorms
Saturday
58°
86°
Slight Chance Thunderstorms
Sunday
68°
93°
Slight Chance Thunderstorms
Monday
72°
88°
Thunderstorms likely
Tuesday
63°
79°
Partly sunny
Click on a forecast to see the forecast trend for that day
Weather changeability for Sugar Grove, Illinois
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 7.2° | 5.8° |
| Average change in low temperature day-to-day | 9.4° | 7.9° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 63% | 51% |
| Chance of precip day after a dry day | 19% | 32% |
Weather forecast accuracy for Sugar Grove, Illinois
| The Weather Channel | 67.53% |
| Intellicast | 67.53% |
| National Weather Service | 64.08% |
| AccuWeather | 63.22% |
| CustomWeather | 58.91% |
| World Weather Online | 58.33% |
| NWS Digital Forecast | 58.02% |
| Weather Underground | 57.18% |
| Persistence | 40.80% |
| The Weather Channel | 66.95% |
| Intellicast | 66.92% |
| National Weather Service | 66.59% |
| NWS Digital Forecast | 64.50% |
| AccuWeather | 64.10% |
| CustomWeather | 63.56% |
| Persistence | 40.73% |
ForecastAdvisor Fact
On average, World Weather Online's high temperature forecasts for Sugar Grove were off by 4.20 degrees last month.