5-day weather forecast for Big Pine Key, Florida
Today
72°
80°
Slight Chance Rain Showers
Sunday
72°
80°
Slight Chance Rain Showers
Monday
70°
80°
Chance Rain
Showers
Showers
Tuesday
71°
80°
Chance Rain
Showers
Showers
Wednesday
69°
80°
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 | 2.3° | 1.9° |
| Average change in low temperature day-to-day | 3.6° | 3.2° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 83% | 59% |
| Chance of precip day after a dry day | 20% | 18% |
Weather forecast accuracy for Marathon, Florida
| The Weather Channel | 81.32% |
| Intellicast | 81.32% |
| CustomWeather | 81.03% |
| AccuWeather | 74.39% |
| NWS Digital Forecast | 73.85% |
| National Weather Service | 71.43% |
| Persistence | 64.78% |
| Weather Underground | 63.51% |
| World Weather Online | 54.31% |
| 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
3.4% of Weather Underground's high temperature forecasts for Marathon were exactly right last month.