United States · 1991–2020 normal

Hanahan in
May.

Typical May weather in Hanahan: 28.7°C by day, 17.3°C at night, 84 mm of rain over 6.2 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high28.7°C
Typical low17.3°C
Rain84 mm
Wet days6.2

Comfort score 70 this month (April leads the year at 82). Daylight is calculated as 13 h 50 from latitude 32.92°. Open-water sea temperature is 23.0°C (34 km from the place centre).

Event window

Warm sea in May

The nearest open-water NOAA OISST 1991–2020 cell averages 23.0°C in May. 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 4581023
NOAA station
USW00013880 · CHARLESTON INTL AP
Station distance
2.8 km from the place centre
Coverage
Strong coverage · 30 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.