Last updated: August 27, 2025
In December, the average temperature in Tjome, Norway hovers around 3°C (39°F). The climate can be quite variable, with minimum temperatures dipping to -5°C (24°F) and highs reaching up to 10°C (51°F). Be prepared for some wet days, as 120 mm (4.7 in) of precipitation falls over approximately 18 days. With an average humidity level of 93%, expect a chill in the air that may linger throughout the month.
In December in Tjome, the average temperature is 3°C (39°F). Maximums can reach 10°C (51°F), while minimums can drop as low as -5°C (24°F). Be prepared for chilly weather if you plan to travel during this time.
In Tjome in December, the precipitation amount reaches 120 mm (4.7 in) over the course of 18 days.
In Tjome in December, humidity is 93%. With an average temperature of 3°C (39°F), this humidity feels like a heavy, damp blanket wrapping around you, making every step outside feel uncomfortable and chilled, ideal for a trip indoors rather than exploring the great outdoors.
In Tjome 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 Tjome.
UV Risk Categories
Weather in Tjome varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tjome, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 69 mm (2.7 inches) | 94% | low |
| February Weather | 2°C (35°F) | 75 mm (3.0 inches) | 92% | low |
| March Weather | 3°C (38°F) | 71 mm (2.8 inches) | 89% | moderate |
| April Weather | 6°C (44°F) | 35 mm (1.4 inches) | 82% | moderate |
| May Weather | 11°C (52°F) | 68 mm (2.7 inches) | 73% | moderate |
| June Weather | 16°C (61°F) | 81 mm (3.2 inches) | 71% | high |
| July Weather | 18°C (64°F) | 82 mm (3.2 inches) | 72% | high |
| August Weather | 17°C (63°F) | 82 mm (3.2 inches) | 77% | moderate |
| September Weather | 15°C (59°F) | 139 mm (5.5 inches) | 86% | moderate |
| October Weather | 11°C (52°F) | 160 mm (6.3 inches) | 92% | low |
| November Weather | 7°C (45°F) | 133 mm (5.2 inches) | 93% | low |
| December Weather | 3°C (39°F) | 120 mm (4.7 inches) | 93% | low |