United States · 1991–2020 normal
Sullivans Island in
May.
Typical May weather in Sullivans Island: 27.9°C by day, 18°C at night, 65 mm of rain over 5.6 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high27.9°C
Typical low18°C
Rain65 mm
Wet days5.6
Comfort score 75 this month (April leads the year at 88). Daylight is calculated as 13 h 49 from latitude 32.76°. Open-water sea temperature is 22.9°C (16 km from the place centre).
Event window
Warm sea in May
The nearest open-water NOAA OISST 1991–2020 cell averages 22.9°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 4597882
- NOAA station
- USC00388405 · SULLIVANS IS
- Station distance
- 1.9 km from the place centre
- Coverage
- Strong coverage · 27 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.