United States · 1991–2020 normal

North Key Largo in
September.

Typical September weather in North Key Largo: 31.2°C by day, 25.3°C at night, 194 mm of rain over 13.4 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high31.2°C
Typical low25.3°C
Rain194 mm
Wet days13.4

Comfort score 26 this month (January leads the year at 93). Daylight is calculated as 12 h 16 from latitude 25.27°. Open-water sea temperature is 29.4°C (17 km from the place centre).

Event window

Warm sea in September

The nearest open-water NOAA OISST 1991–2020 cell averages 29.4°C in September. A sheltered bay can run warmer than that open-water cell.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4166208
NOAA station
USC00084412 · JOHN PENNEKAMP SP
Station distance
8.6 km from the place centre
Coverage
Good coverage · 15 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.