Missouri Key - Little Duck Key Channel Weather Forecast
- 73
- 78
Breezy
- 73
- 79
Slight Chance Rain Showers
- 73
- 79
Breezy
- 74
- 79
Slight Chance Rain Showers
- 74
- 79
Slight Chance Rain Showers
- 74
- 80
Partly Sunny
Today 29 Mar Monroe Lower Keys
Partly cloudy in the Morning, then becoming mostly sunny. A slight chance of Showers and Thunderstorms. Becoming breezy. Highs in the lower 80s. Northeast to east Winds near 15 Mph, increasing to 15 to 20 Mph. Chance of rain 20 percent.
Tonight 29 Mar Monroe Lower Keys
Partly cloudy with a chance of Showers. Breezy. Lows in the lower 70s. Northeast to east Winds 15 to 20 Mph, becoming east. Chance of rain 30 percent.
Missouri Key - Little Duck Key Channel Temperature Statistics
March Temperature
The Florida Keys - Marathon International Airport (11.8 miles)
Lowest 18 March, 2026
61.6 °FAverage March
76.2 °FHighest 16 March, 2026
84.7 °F
Climate (2021–Present)
The Florida Keys - Marathon International Airport (11.8 miles)
Average Low 2021–2026
75.3 °FAverage 2021–2026
80 °FAverage High 2021–2026
85.1 °F