Last updated: June 24, 2025
The average temperature in Walterboro, United States during December is a mild 11°C (53°F), providing a comfortable atmosphere for both locals and visitors. However, be prepared for a range of temperatures, as the minimum can plummet to -5°C (22°F), while the maximum may reach a warm 27°C (81°F). With an average precipitation of 124 mm (4.9 in) distributed over 9 days, you might encounter some wet weather. Additionally, expect a notably high humidity level of 87%, which can add a touch of stickiness to the air.
In December in Walterboro, the average temperature is 11°C (53°F). Maximums can reach 27°C (81°F) and minimums can be as low as -5°C (22°F). This variation in temperature makes Walterboro a versatile destination, so be sure to pack for both warm and cool conditions while exploring.
In Walterboro in December, the precipitation amount is 124 mm (4.9 in) over the course of 9 days.
In Walterboro in December, humidity is 87%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that clings to your skin, making it uncomfortable for traveling as it combines the cool air with a sense of heaviness, leaving you yearning for warmth and dryness.
In Walterboro in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Walterboro for better planning.
UV Risk Categories
Weather in Walterboro varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Walterboro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 10°C (51°F) | 70 mm (2.8 inches) | 86% | moderate |
| February Weather | 13°C (56°F) | 101 mm (4.0 inches) | 81% | high |
| March Weather | 15°C (60°F) | 70 mm (2.8 inches) | 81% | very high |
| April Weather | 19°C (66°F) | 116 mm (4.6 inches) | 79% | very high |
| May Weather | 23°C (74°F) | 98 mm (3.9 inches) | 75% | extreme |
| June Weather | 26°C (79°F) | 138 mm (5.4 inches) | 75% | extreme |
| July Weather | 27°C (81°F) | 168 mm (6.6 inches) | 80% | extreme |
| August Weather | 27°C (81°F) | 161 mm (6.3 inches) | 81% | extreme |
| September Weather | 25°C (77°F) | 110 mm (4.3 inches) | 83% | very high |
| October Weather | 21°C (70°F) | 70 mm (2.8 inches) | 78% | very high |
| November Weather | 14°C (57°F) | 67 mm (2.6 inches) | 85% | high |
| December Weather | 11°C (53°F) | 124 mm (4.9 inches) | 87% | moderate |