Last updated: August 27, 2025
In December, the average temperature in Birtley, United Kingdom hovers around 4°C (40°F). Expect a chilly minimum of -7°C (19°F), with a maximum reaching up to 12°C (54°F). Be prepared for 83 mm (3.3 in) of precipitation spread over 15 days, and a notable average humidity of 88%. Stay warm and dry as you navigate the season!
In December in Birtley, the average temperature is 4°C (40°F). Maximum temperatures can reach 12°C (54°F), while minimums can drop as low as -7°C (19°F). Be prepared for chilly conditions and pack accordingly when visiting during this time.
In Birtley in December, the precipitation amount is 83 mm (3.3 in) spread over 15 days.
In Birtley in December, humidity is 88%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and prompting you to seek cozy indoor activities instead.
In Birtley 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 Birtley.
UV Risk Categories
Weather in Birtley varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Birtley, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 65 mm (2.5 inches) | 89% | low |
| February Weather | 4°C (39°F) | 103 mm (4.0 inches) | 87% | low |
| March Weather | 5°C (42°F) | 94 mm (3.7 inches) | 85% | moderate |
| April Weather | 7°C (45°F) | 43 mm (1.7 inches) | 84% | moderate |
| May Weather | 10°C (50°F) | 64 mm (2.5 inches) | 83% | high |
| June Weather | 13°C (56°F) | 90 mm (3.6 inches) | 85% | very high |
| July Weather | 15°C (59°F) | 88 mm (3.5 inches) | 83% | very high |
| August Weather | 14°C (58°F) | 106 mm (4.2 inches) | 82% | high |
| September Weather | 12°C (54°F) | 76 mm (3.0 inches) | 87% | moderate |
| October Weather | 9°C (49°F) | 102 mm (4.0 inches) | 89% | moderate |
| November Weather | 6°C (43°F) | 71 mm (2.8 inches) | 90% | low |
| December Weather | 4°C (40°F) | 83 mm (3.3 inches) | 88% | low |