Last updated: August 27, 2025
In December, the average temperature in Dunbar, United Kingdom hovers around 6°C (43°F), with temperatures ranging from a chilly -1°C (31°F) to a mild 12°C (54°F). Expect 86 mm (3.4 in) of precipitation spread over 15 days, leading to a high average humidity of 89%. Be prepared for a blend of cool weather and frequent rain!
In December in Dunbar, the average temperature is 6°C (43°F). The maximum can reach 12°C (54°F), and the minimum can be as low as -1°C (31°F). Travelers should be prepared for chilly weather and pack accordingly.
In Dunbar in December, the precipitation amount is 86 mm (3.4 in) that falls over a span of 15 days.
In Dunbar in December, humidity is 89%. With an average temperature of 6°C (43°F), this humidity feels like a chilly, damp embrace that can make outdoor activities uncomfortable and energy-draining, often leading travelers to seek shelter indoors or dress in layers to cope with the cold and moist air.
In Dunbar 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 Dunbar.
UV Risk Categories
Weather in Dunbar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Dunbar, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (42°F) | 53 mm (2.1 inches) | 90% | low |
| February Weather | 5°C (42°F) | 81 mm (3.2 inches) | 88% | low |
| March Weather | 6°C (43°F) | 70 mm (2.7 inches) | 86% | moderate |
| April Weather | 7°C (45°F) | 30 mm (1.2 inches) | 85% | moderate |
| May Weather | 10°C (50°F) | 51 mm (2.0 inches) | 80% | high |
| June Weather | 12°C (55°F) | 90 mm (3.5 inches) | 83% | very high |
| July Weather | 15°C (59°F) | 76 mm (3.0 inches) | 82% | high |
| August Weather | 15°C (59°F) | 91 mm (3.6 inches) | 82% | high |
| September Weather | 13°C (56°F) | 67 mm (2.6 inches) | 88% | moderate |
| October Weather | 11°C (52°F) | 112 mm (4.4 inches) | 90% | moderate |
| November Weather | 8°C (47°F) | 87 mm (3.4 inches) | 92% | low |
| December Weather | 6°C (43°F) | 86 mm (3.4 inches) | 89% | low |