Last updated: August 23, 2025
In December, the average temperature in Vihanti, Finland hovers around -4°C (24°F), with extremes that can dip to a chilling -24°C (-11°F) and rise to a mild 5°C (41°F). Expect precipitation of about 51 mm (2.0 in) spread across 13 days, while the air remains notably humid, with an average humidity level of 98%.
In December in Vihanti, the average temperature is -4°C (24°F), with a maximum that can reach 5°C (41°F) and a minimum that can drop as low as -24°C (-11°F). Travelers should be prepared for cold conditions and pack appropriate winter clothing to stay warm and comfortable.
In Vihanti in December, the precipitation amount is 51 mm (2.0 in) spread over 13 days.
In Vihanti in December humidity is 98%. With an average temperature of -4°C (24°F), this humidity feels like an icy mist that clings to your skin, making it uncomfortable for traveling and causing everything to feel damp and frosty, as if you are enveloped in a chill that cuts through even the thickest layers of clothing.
In Vihanti 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 Vihanti.
UV Risk Categories
Weather in Vihanti varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Vihanti, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (20°F) | 37 mm (1.5 inches) | 99% | low |
| February Weather | -8°C (18°F) | 37 mm (1.5 inches) | 97% | low |
| March Weather | -3°C (26°F) | 38 mm (1.5 inches) | 93% | low |
| April Weather | 2°C (35°F) | 40 mm (1.6 inches) | 86% | moderate |
| May Weather | 8°C (47°F) | 58 mm (2.3 inches) | 80% | moderate |
| June Weather | 15°C (58°F) | 61 mm (2.4 inches) | 76% | high |
| July Weather | 17°C (62°F) | 89 mm (3.5 inches) | 79% | high |
| August Weather | 14°C (58°F) | 104 mm (4.1 inches) | 83% | moderate |
| September Weather | 9°C (49°F) | 76 mm (3.0 inches) | 89% | moderate |
| October Weather | 4°C (39°F) | 82 mm (3.2 inches) | 94% | low |
| November Weather | -1°C (31°F) | 59 mm (2.3 inches) | 94% | low |
| December Weather | -4°C (24°F) | 51 mm (2.0 inches) | 98% | low |