Long Key Lake Weather Forecast
- 69
- 78
Increasing Clouds
- 69
- 80
Partly Sunny
- 70
- 80
Mostly Sunny
- 70
- 75
Slight Chance Rain Showers
- 71
- 75
Partly Sunny
- 70
- 75
Slight Chance Rain Showers
Today 26 Feb Monroe Middle Keys
Partly Sunny, becoming mostly sunny. Highs in the upper 70s. Southeast Winds near 10 Mph.
Tonight 26 Feb Monroe Middle Keys
Partly cloudy with a slight chance of Showers. Lows in the lower 70s. East to southeast Winds near 10 Mph. Chance of rain 20 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