Last updated: June 24, 2025
In December, the average temperature in Waterboro, United States hovers around -1°C (30°F), with a minimum plunge to -23°C (-9°F) and a maximum rise to 15°C (60°F). The region sees about 128 mm (5.0 in) of precipitation spread over 10 days, contributing to an average humidity of 81%. Be prepared for chilly and damp conditions!
In December in Waterboro, the average temperature is -1°C (30°F), with a maximum that can reach 15°C (60°F) and a minimum that can drop as low as -23°C (-9°F). Be prepared for a wide range of temperatures when traveling to Waterboro during this month.
In Waterboro in December, the total precipitation amount is 128 mm (5.0 in) recorded over a span of 10 days.
In Waterboro in December, humidity is 81%. With an average temperature of -1°C (30°F), this humidity feels like an extra layer of chill settles in, making travel uncomfortable and the cold air cling to your skin, dampening the experience with every breath.
In Waterboro in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Waterboro, you can visit Hourly UV Index in Waterboro.
UV Risk Categories
Weather in Waterboro varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Waterboro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 81 mm (3.2 inches) | 86% | low |
| February Weather | -2°C (28°F) | 92 mm (3.6 inches) | 84% | moderate |
| March Weather | 1°C (34°F) | 81 mm (3.2 inches) | 82% | moderate |
| April Weather | 7°C (45°F) | 130 mm (5.1 inches) | 80% | very high |
| May Weather | 13°C (56°F) | 75 mm (3.0 inches) | 72% | very high |
| June Weather | 19°C (67°F) | 86 mm (3.4 inches) | 72% | very high |
| July Weather | 22°C (72°F) | 146 mm (5.7 inches) | 67% | very high |
| August Weather | 22°C (71°F) | 82 mm (3.2 inches) | 66% | very high |
| September Weather | 18°C (64°F) | 74 mm (2.9 inches) | 71% | high |
| October Weather | 12°C (53°F) | 129 mm (5.1 inches) | 78% | moderate |
| November Weather | 4°C (40°F) | 110 mm (4.3 inches) | 84% | moderate |
| December Weather | -1°C (30°F) | 128 mm (5.0 inches) | 81% | low |