Last updated: August 23, 2025
In December, the average temperature in Nuijamaa, Finland is a chilly -3°C (27°F). Expect drastic fluctuations, with minimums plummeting to -22°C (-7°F) and maximums reaching up to 6°C (42°F). During this month, precipitation averages around 76 mm (3.0 in) across 16 days, accompanied by a notable average humidity of 95%. Prepare for a wet and frosty experience!
In December in Nuijamaa, the average temperature is -3°C (27°F). Maximum temperatures can reach 6°C (42°F), while minimums can drop as low as -22°C (-7°F). Travelers should be prepared for cold weather and dress warmly when visiting during this time.
In Nuijamaa in December, the precipitation amount is 76 mm (3.0 in) over a span of 16 days.
In Nuijamaa in December, humidity is 95%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that penetrates your clothes, making every breath feel heavy and damp, which can be quite uncomfortable for traveling.
In Nuijamaa in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Nuijamaa.
UV Risk Categories
Weather in Nuijamaa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nuijamaa, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (24°F) | 48 mm (1.9 inches) | 98% | low |
| February Weather | -5°C (23°F) | 55 mm (2.2 inches) | 96% | low |
| March Weather | -2°C (29°F) | 49 mm (1.9 inches) | 93% | moderate |
| April Weather | 3°C (38°F) | 46 mm (1.8 inches) | 88% | moderate |
| May Weather | 10°C (50°F) | 51 mm (2.0 inches) | 77% | moderate |
| June Weather | 16°C (62°F) | 49 mm (1.9 inches) | 75% | high |
| July Weather | 18°C (64°F) | 72 mm (2.8 inches) | 82% | high |
| August Weather | 16°C (61°F) | 88 mm (3.5 inches) | 84% | moderate |
| September Weather | 11°C (53°F) | 68 mm (2.7 inches) | 90% | moderate |
| October Weather | 6°C (43°F) | 75 mm (2.9 inches) | 93% | low |
| November Weather | 2°C (36°F) | 50 mm (2.0 inches) | 93% | low |
| December Weather | -3°C (27°F) | 76 mm (3.0 inches) | 95% | low |