Kiawah Island Weather in December

December in Kiawah Island brings moderate temperatures around 18°C (64°F) during the day, dropping to 8°C (46°F) at night, with quite a bit of rainfall expected, averaging around 87 mm (3.4 in) for the month.

Rainfall in Kiawah Island in December

The climate data from previous years indicates about 10 days of rain, averaging 87 mm (3.4 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Kiawah Island in December

If you're visiting Kiawah Island in December, expect highs of 18°C (64°F) and overnight lows around 8°C (46°F). During December, the winter season is in full swing. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Kiawah Island in December

The month brings about 170 hours of sunlight, offering a comfortable mix of sun and overcast.

For Kiawah Island itself, March, April, May and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.