5-day weather forecast for Marathon, Florida
Today
79°
90°
Chance Rain
Showers
Showers
Monday
78°
89°
Chance Rain
Showers
Showers
Tuesday
78°
90°
Chance Rain
Showers
Showers
Wednesday
78°
90°
Chance Rain
Showers
Showers
Thursday
78°
89°
Chance Rain
Showers
Showers
Click on a forecast to see the forecast trend for that day
Weather changeability for Marathon, Florida
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 4.3° | 1.9° |
| Average change in low temperature day-to-day | 6.9° | 3.2° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 33% | 59% |
| Chance of precip day after a dry day | 9% | 18% |
Weather forecast accuracy for Marathon, Florida
| The Weather Channel | 83.63% |
| Intellicast | 83.63% |
| AccuWeather | 81.25% |
| CustomWeather | 79.17% |
| National Weather Service | 79.17% |
| Weather Underground | 77.98% |
| NWS Digital Forecast | 77.98% |
| World Weather Online | 61.61% |
| Persistence | 48.23% |
| CustomWeather | 81.85% |
| AccuWeather | 77.34% |
| Intellicast | 75.19% |
| The Weather Channel | 75.19% |
| NWS Digital Forecast | 72.44% |
| Persistence | 70.62% |
| National Weather Service | 68.81% |
ForecastAdvisor Fact
83.2% of CustomWeather's low temperature forecasts for Marathon were within 3 degrees of actual temperatures last year.