Dry Tortugas Weather Forecast
- 80
- 85
Rain Showers
- 81
- 86
Rain Showers Likely
- 82
- 86
Rain Showers Likely
- 83
- 87
Rain Showers Likely
- 83
- 87
Chance Thunderstorms
- 82
- 86
Chance Thunderstorms
Today 29 Sep Monroe Lower Keys
Showers likely with a chance of Thunderstorms. Highs in the mid 80s. Northeast to east Winds 5 to 10 Mph, becoming east to southeast. Chance of rain 70 percent.
Tonight 29 Sep Monroe Lower Keys
Showers likely with a chance of Thunderstorms. Lows in the upper 70s. East to southeast Winds 5 to 10 Mph, increasing to near 10 Mph. Chance of rain 60 percent.
Dry Tortugas Temperature Statistics
September Temperature
Key West International Airport (69.6 miles)
Lowest 20 September, 2026
76.6 °FAverage September
85.1 °FHighest 12 September, 2026
94.6 °F
Climate (2021–2026)
Key West International Airport (69.6 miles)
Average Low 2021–2026
75.7 °FAverage 2021–2026
79.8 °FAverage High 2021–2026
84.2 °F