| NWS Forecast for: Monroe Upper Keys Issued by: National Weather Service Key West, FL Last Update: 357 PM EDT Sat Mar 21 2026 |  |
| Tonight: Mostly clear. Lows in the mid to upper 60s. North to northeast winds near 10 mph. Sunday: Mostly sunny. Highs in the upper 70s. Northeast to east winds 5 to 10 mph. Sunday Night: Mostly clear. Lows in the upper 60s. Northeast to east winds 5 to 10 mph. Monday: Mostly sunny. Highs in the upper 70s. Northeast winds 5 to 10 mph. Monday Night: Mostly clear. Lows in the upper 60s. North to northeast winds 5 to 10 mph. Tuesday Through Wednesday Night: Mostly clear. Highs near 80. Lows near 70. Thursday: Partly cloudy with a slight chance of showers. Highs near 80. Chance of rain 10 percent. Thursday Night: Mostly clear. Lows near 70. Friday Through Saturday: Partly cloudy with a slight chance of showers. Highs near 80. Lows in the lower 70s. Chance of rain 10 percent. | |
| Zone Forecast: Monroe Upper Keys | |
Visit your local NWS office at: https://www.weather.gov/key |