5-day weather forecast for Firth, Idaho
Today
37°
61°
Chance Rain
Showers
Showers
Saturday
39°
60°
Rain Showers
Likely
Likely
Sunday
40°
61°
Chance Rain
Showers
Showers
Monday
37°
69°
Partly sunny
Tuesday
42°
74°
Mostly cloudy
Click on a forecast to see the forecast trend for that day
Weather changeability for Idaho Falls, Idaho
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 7.2° | 5.0° |
| Average change in low temperature day-to-day | 7.3° | 6.9° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 67% | 56% |
| Chance of precip day after a dry day | 29% | 17% |
Weather forecast accuracy for Idaho Falls, Idaho
| NWS Digital Forecast | 66.96% |
| CustomWeather | 66.67% |
| The Weather Channel | 66.37% |
| Intellicast | 66.09% |
| AccuWeather | 65.80% |
| National Weather Service | 64.66% |
| Weather Underground | 61.78% |
| World Weather Online | 50.00% |
| Persistence | 39.17% |
| CustomWeather | 68.34% |
| Intellicast | 67.13% |
| The Weather Channel | 67.11% |
| AccuWeather | 65.18% |
| NWS Digital Forecast | 64.12% |
| National Weather Service | 59.97% |
| Persistence | 51.34% |
ForecastAdvisor Fact
13.8% of National Weather Service's high temperature forecasts for Idaho Falls were exactly right last month.