Long Key Lake Weather Forecast
- 69
- 78
Increasing Clouds
- 69
- 80
Mostly Sunny
- 69
- 80
Slight Chance Rain Showers
- 70
- 80
Slight Chance Rain Showers
- 69
- 79
Slight Chance Rain Showers
- 70
- 80
Mostly Sunny
Today 26 Feb Monroe Middle Keys
Mostly sunny. Highs in the upper 70s. East to southeast Winds near 10 Mph.
Tonight 26 Feb Monroe Middle Keys
Partly cloudy with a slight chance of Showers. Lows in the upper 60s. East to southeast Winds 5 to 10 Mph. Chance of rain 10 percent.
Long Key Lake Temperature Statistics
February Temperature
The Florida Keys - Marathon International Airport (15.5 miles)
Lowest 1 February, 2026
44.7 °FAverage February
67.5 °FHighest 22 February, 2026
82 °F
Climate (2021–Present)
The Florida Keys - Marathon International Airport (15.5 miles)
Average Low 2021–2026
75.3 °FAverage 2021–2026
80 °FAverage High 2021–2026
85.1 °F