Sand Key Lighthouse Weather Forecast
- 76
- 80
Partly Sunny
- 76
- 80
Mostly Sunny
- 76
- 81
Partly Sunny
- 75
- 81
Rain Showers
- 70
- 79
Rain Showers
- 68
- 74
Mostly Cloudy
Today 4 Dec Monroe Lower Keys
Mostly sunny. Highs near 80. Northeast to east Winds near 10 Mph.
Tonight 4 Dec Monroe Lower Keys
Partly cloudy. Lows in the lower 70s. Northeast to east Winds near 10 Mph.
Sand Key Lighthouse Temperature Statistics
December Temperature
Key West International Airport (10.6 miles)
Lowest 1 December, 2025
73.9 °FAverage December
77.4 °FHighest 1 December, 2025
81 °F
Climate (2020–Present)
Key West International Airport (10.6 miles)
Average Low 2020–2025
75.5 °FAverage 2020–2025
79.5 °FAverage High 2020–2025
83.8 °F