5-day weather forecast for Louisville, Illinois
Today
66°
88°
Slight Chance Thunderstorms
Saturday
68°
93°
Mostly sunny
Sunday
72°
93°
Mostly sunny
Monday
74°
92°
Chance Thunderstorms
Tuesday
70°
83°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Lerna, Illinois
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 6.3° | 6.1° |
| Average change in low temperature day-to-day | 9.7° | 8.0° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 40% | 50% |
| Chance of precip day after a dry day | 25% | 25% |
Weather forecast accuracy for Lerna, Illinois
| The Weather Channel | 70.83% |
| Intellicast | 70.40% |
| CustomWeather | 68.10% |
| National Weather Service | 67.82% |
| AccuWeather | 65.23% |
| Weather Underground | 64.66% |
| NWS Digital Forecast | 60.80% |
| World Weather Online | 54.31% |
| Persistence | 40.28% |
| National Weather Service | 71.16% |
| The Weather Channel | 69.33% |
| Intellicast | 69.20% |
| NWS Digital Forecast | 67.21% |
| AccuWeather | 66.79% |
| CustomWeather | 65.98% |
| Persistence | 42.97% |
ForecastAdvisor Fact
61.2% of The Weather Channel's low temperature forecasts for Lerna were within 3 degrees of actual temperatures last year.