Last updated: August 27, 2025
In December, the average temperature in Karsta, Sweden hovers around 0°C (33°F), with a range that can drop to a brisk -16°C (3°F) or rise to a mild 9°C (48°F). Expect about 58 mm (2.3 in) of precipitation spread over 13 days, contributing to a high average humidity of 87%. Prepare accordingly for a chilly and damp month!
In December in Karsta, the average temperature is 0°C (33°F). The maximum can reach 9°C (48°F), and the minimum can be as low as -16°C (3°F). Travelers should be prepared for chilly conditions and pack accordingly to enjoy their visit.
In Karsta in December, the total precipitation amount is 58 mm (2.3 in), occurring over the course of 13 days.
In Karsta in December, humidity is 87%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making every step feel heavier and the air thick and suffocating, often leading to a sense of discomfort while traveling.
In Karsta 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 Karsta.
UV Risk Categories
Weather in Karsta varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Karsta, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 35 mm (1.4 inches) | 90% | low |
| February Weather | -1°C (30°F) | 33 mm (1.3 inches) | 88% | low |
| March Weather | 1°C (34°F) | 40 mm (1.6 inches) | 89% | moderate |
| April Weather | 5°C (41°F) | 28 mm (1.1 inches) | 85% | moderate |
| May Weather | 10°C (51°F) | 56 mm (2.2 inches) | 77% | moderate |
| June Weather | 16°C (62°F) | 58 mm (2.3 inches) | 76% | high |
| July Weather | 18°C (64°F) | 61 mm (2.4 inches) | 74% | high |
| August Weather | 17°C (62°F) | 67 mm (2.6 inches) | 77% | moderate |
| September Weather | 12°C (55°F) | 48 mm (1.9 inches) | 85% | moderate |
| October Weather | 8°C (46°F) | 65 mm (2.6 inches) | 89% | low |
| November Weather | 4°C (39°F) | 41 mm (1.6 inches) | 90% | low |
| December Weather | 0°C (33°F) | 58 mm (2.3 inches) | 87% | low |