December Weather in Isle of Palms

Last updated: March 2, 2024

The weather in Isle of Palms, United States, during December is characterized by an average temperature of 13°C (56°F). Highs can soar to 21°C (70°F), while lows may dip to 4°C (39°F). Typically, the humidity level in Isle of Palms throughout December hovers around 84%.

4°C (39°F)

Minimum temperature

13°C (56°F)

Average temperature

21°C (70°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In December, Isle of Palms averages 141 mm (5.6 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 10 hours 1 minutes of daylight, with the sun shining for approximately 7 hours 5 minutes each day. Additionally, there is a 47% probability of sunny days during this period.

141 mm (5.6 inches)

Precipitation

10 rainy days

Rainy days

7 hours 5 minutes

Sunshine hours

47%

Chance of sun

UV Index

In December, the UV Index in Isle of Palms reaches a maximum of 4, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 2 3 4 4 4 3 2 1 1 0 0
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

Compare Isle of Palms's Climate with Cities Worldwide