5-day weather forecast for Key West, Florida
Today
83°
91°
Slight Chance Thunderstorms
Tomorrow
84°
91°
Slight Chance Thunderstorms
Monday
84°
92°
Slight Chance Thunderstorms
Tuesday
84°
92°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Key West, Florida
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 2.0° | 1.8° |
| Average change in low temperature day-to-day | 3.0° | 3.2° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 55% | 57% |
| Chance of precip day after a dry day | 13% | 21% |
Weather forecast accuracy for Key West, Florida
| Weather Underground | 81.61% |
| The Weather Channel | 81.03% |
| AccuWeather | 79.31% |
| Foreca | 77.01% |
| NWS Digital Forecast | 71.26% |
| Persistence | 66.51% |
| Wetter | 65.80% |
| Aeris Weather | 61.49% |
| Weather News | 56.90% |
| Open Weathermap | 56.61% |
| World Weather Online | 47.32% |
| The Weather Channel | 84.55% |
| Weather Underground | 82.45% |
| Foreca | 82.22% |
| AccuWeather | 82.15% |
| NWS Digital Forecast | 78.18% |
| Wetter | 74.50% |
| Weather News | 70.89% |
| Persistence | 65.83% |
| World Weather Online | 43.08% |
ForecastAdvisor Fact
91.5% of Weather News's high temperature forecasts for Key West were within 3 degrees of actual temperatures last year.