Fleming Key Weather Forecast
- 74
- 81
Chance Rain Showers
- 73
- 78
Partly Sunny
- 74
- 78
Mostly Cloudy
- 72
- 78
Chance Rain Showers
- 75
- 80
Partly Sunny
- 76
- 81
Mostly Sunny
- 77
- 81
Mostly Sunny
Today 20 Apr Monroe Lower Keys
Mostly sunny this Morning, then partly sunny with a slight chance of Showers this afternoon. Highs in the lower to mid 80s. North to northeast Winds near 10 Mph Early, decreasing to 5 to 10 Mph during the morning and early Afternoon, then becoming northeast near 10 Mph late in the afternoon. Chance of rain 20 percent.
Tonight 20 Apr Monroe Lower Keys
Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Becoming breezy. Lows in the lower 70s. Northeast Winds near 10 Mph, increasing to 15 to 20 Mph. Chance of rain 40 percent.
Fleming Key Temperature Statistics
April Temperature
Key West International Airport (3.1 miles)
Lowest 13 April, 2026
73.7 °FAverage April
79.9 °FHighest 9 April, 2026
85.6 °F
Climate (2021–Present)
Key West International Airport (3.1 miles)
Average Low 2021–2026
75.5 °FAverage 2021–2026
79.5 °FAverage High 2021–2026
83.9 °F