5-day weather forecast for Winchester, Idaho
Today
46°
69°
Mostly cloudy
Saturday
43°
64°
Chance Rain
Sunday
46°
66°
Chance Rain
Monday
48°
68°
Mostly cloudy
Tuesday
48°
69°
Mostly cloudy
Click on a forecast to see the forecast trend for that day
Weather changeability for Lewiston, Idaho
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 5.5° | 5.4° |
| Average change in low temperature day-to-day | 5.3° | 5.6° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 43% | 53% |
| Chance of precip day after a dry day | 40% | 25% |
Weather forecast accuracy for Lewiston, Idaho
| CustomWeather | 75.00% |
| Weather Underground | 75.00% |
| National Weather Service | 74.43% |
| The Weather Channel | 70.69% |
| Intellicast | 70.69% |
| NWS Digital Forecast | 70.54% |
| AccuWeather | 69.54% |
| World Weather Online | 49.71% |
| Persistence | 35.63% |
| The Weather Channel | 68.96% |
| Intellicast | 68.89% |
| CustomWeather | 68.82% |
| AccuWeather | 68.70% |
| NWS Digital Forecast | 68.23% |
| National Weather Service | 66.88% |
| Persistence | 48.17% |
ForecastAdvisor Fact
19.5% of Persistence's low temperature forecasts for Lewiston were off by more than 10 degrees last month.