Last updated: August 23, 2025
In December, the average temperature in Karvia, Finland is a chilly -3°C (27°F). Expect minimum temperatures to plummet to -26°C (-14°F), while highs can reach a mild 5°C (41°F). This month also brings 58 mm (2.3 in) of precipitation over approximately 13 days, contributing to an average humidity of 95%. Be prepared for a damp and cold experience!
In December in Karvia, the average temperature is -3°C (27°F). The maximum can reach 5°C (41°F), while the minimum can drop as low as -26°C (-14°F). Travelers should prepare for chilly weather and dress in layers to stay warm.
In Karvia in December, the total precipitation amount is 58 mm (2.3 in), occurring over the course of 13 days.
In Karvia 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 Karvia 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 Karvia.
UV Risk Categories
Weather in Karvia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Karvia, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (24°F) | 42 mm (1.6 inches) | 97% | low |
| February Weather | -5°C (22°F) | 43 mm (1.7 inches) | 95% | low |
| March Weather | -2°C (29°F) | 46 mm (1.8 inches) | 92% | moderate |
| April Weather | 3°C (37°F) | 45 mm (1.8 inches) | 85% | moderate |
| May Weather | 9°C (48°F) | 54 mm (2.1 inches) | 77% | moderate |
| June Weather | 15°C (60°F) | 61 mm (2.4 inches) | 74% | high |
| July Weather | 17°C (62°F) | 62 mm (2.4 inches) | 79% | high |
| August Weather | 15°C (59°F) | 93 mm (3.7 inches) | 82% | moderate |
| September Weather | 10°C (50°F) | 69 mm (2.7 inches) | 89% | moderate |
| October Weather | 5°C (41°F) | 70 mm (2.7 inches) | 93% | low |
| November Weather | 1°C (34°F) | 64 mm (2.5 inches) | 93% | low |
| December Weather | -3°C (27°F) | 58 mm (2.3 inches) | 95% | low |