Missouri Key - Little Duck Key Channel Weather Forecast
- 80
- 87
Rain Showers
- 81
- 88
Rain Showers Likely
- 80
- 88
Chance Thunderstorms
- 79
- 87
Chance Thunderstorms
- 79
- 86
Rain Showers Likely
- 79
- 86
Rain Showers Likely
Today 23 Sep Monroe Lower Keys
Showers likely with a chance of Thunderstorms. Highs in the upper 80s. Southwest Winds near 5 Mph. Chance of rain 70 percent.
Tonight 23 Sep Monroe Lower Keys
Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 70s. Southwest to west Winds near 5 Mph. Chance of rain 50 percent.
Missouri Key - Little Duck Key Channel Temperature Statistics
September Temperature
The Florida Keys - Marathon International Airport (11.8 miles)
Lowest 20 September, 2026
78.1 °FAverage September
85.8 °FHighest 1 September, 2026
92.6 °F
Climate (2021–2026)
The Florida Keys - Marathon International Airport (11.8 miles)
Average Low 2021–2026
75.5 °FAverage 2021–2026
80.2 °FAverage High 2021–2026
85.1 °F