Last updated: June 24, 2025
In December, the average temperature in Swainsboro, United States hovers around 12°C (53°F). Be prepared for a range, as the minimum temperature can drop to -4°C (25°F), while the maximum can rise to 27°C (80°F). Expect about 123 mm (4.8 in) of precipitation spread over 9 days, accompanied by an average humidity level of 87%.
In December in Swainsboro, the average temperature is 12°C (53°F), with maximums reaching 27°C (80°F) and minimums dropping to as low as -4°C (25°F). This variation offers travelers the chance to experience both mild and crisp weather, making it a perfect time for outdoor activities and exploration.
In Swainsboro in December, the precipitation amount is 123 mm (4.8 in) over the course of 9 days.
In Swainsboro in December, humidity is 87%. With an average temperature of 12°C (53°F), this humidity feels like a damp blanket enveloping you, making travel uncomfortable and stifling, as the air thickens and clings to your skin, sapping your energy as you navigate the sights.
In Swainsboro 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 Swainsboro for better planning.
UV Risk Categories
Weather in Swainsboro varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Swainsboro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 11°C (51°F) | 83 mm (3.3 inches) | 86% | moderate |
| February Weather | 14°C (57°F) | 100 mm (3.9 inches) | 81% | high |
| March Weather | 16°C (61°F) | 69 mm (2.7 inches) | 81% | very high |
| April Weather | 19°C (67°F) | 87 mm (3.4 inches) | 79% | very high |
| May Weather | 24°C (76°F) | 82 mm (3.2 inches) | 75% | extreme |
| June Weather | 27°C (80°F) | 102 mm (4.0 inches) | 75% | extreme |
| July Weather | 28°C (83°F) | 122 mm (4.8 inches) | 80% | extreme |
| August Weather | 28°C (82°F) | 122 mm (4.8 inches) | 81% | extreme |
| September Weather | 26°C (80°F) | 89 mm (3.5 inches) | 83% | very high |
| October Weather | 22°C (72°F) | 84 mm (3.3 inches) | 78% | very high |
| November Weather | 14°C (58°F) | 59 mm (2.3 inches) | 85% | high |
| December Weather | 12°C (53°F) | 123 mm (4.8 inches) | 87% | moderate |