5-day weather forecast for Firth, Idaho
Today
49°
90°
Sunny
Thursday
52°
91°
Mostly sunny
Friday
48°
86°
Mostly sunny
Saturday
47°
88°
Mostly sunny
Sunday
50°
87°
Mostly sunny
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Idaho Falls, Idaho
| MyForecast | 74.46% |
| NWS Digital Forecast | 72.73% |
| Accuweather | 72.24% |
| The Weather Channel | 69.40% |
| National Weather Service | 67.29% |
| Intellicast | 48.16% |
| MyForecast | 71.88% |
| Accuweather | 70.48% |
| NWS Digital Forecast | 68.34% |
| The Weather Channel | 68.16% |
| Intellicast | 67.71% |
| National Weather Service | 67.18% |
ForecastAdvisor Fact
6.6% of Accuweather's high temperature forecasts for Idaho Falls were off by more than 10 degrees last year.