Last updated: June 24, 2025
In December, the average temperature in Nelliston, United States hovers around -2°C (29°F). Expect chilly days with minimum temperatures plummeting to -24°C (-11°F) while occasionally reaching a maximum of 16°C (62°F). With an average precipitation of 111 mm (4.4 in) spread over 14 days, and a humidity level of 84%, be prepared for a brisk and damp experience!
In December in Nelliston, the average temperature is -2°C (29°F), with maximums that can reach 16°C (62°F) and minimums that can plummet to -24°C (-11°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both warm clothing for the chilly lows and lighter layers for the occasional warmer days.
In Nelliston in December, the precipitation amount is 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.
In Nelliston in December, humidity is 84%. With an average temperature of -2°C (29°F), this humidity feels like an icy blanket that clings to your skin, making it difficult to stay warm and comfortable while traveling.
In Nelliston 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 Nelliston, you can visit Hourly UV Index in Nelliston.
UV Risk Categories
Weather in Nelliston varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nelliston, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 90 mm (3.5 inches) | 89% | moderate |
| February Weather | -3°C (26°F) | 108 mm (4.2 inches) | 88% | moderate |
| March Weather | 0°C (33°F) | 91 mm (3.6 inches) | 86% | high |
| April Weather | 7°C (45°F) | 130 mm (5.1 inches) | 84% | very high |
| May Weather | 14°C (57°F) | 122 mm (4.8 inches) | 76% | very high |
| June Weather | 19°C (66°F) | 110 mm (4.3 inches) | 72% | very high |
| July Weather | 22°C (71°F) | 126 mm (5.0 inches) | 66% | very high |
| August Weather | 21°C (69°F) | 115 mm (4.5 inches) | 64% | very high |
| September Weather | 17°C (62°F) | 93 mm (3.6 inches) | 72% | high |
| October Weather | 11°C (52°F) | 161 mm (6.3 inches) | 81% | high |
| November Weather | 3°C (37°F) | 112 mm (4.4 inches) | 87% | moderate |
| December Weather | -2°C (29°F) | 111 mm (4.4 inches) | 84% | low |