Last updated: August 27, 2025
In January, the average temperature in Y Felinheli, United Kingdom hovers around 6°C (43°F). Expect chilly days, with minimums plummeting to -3°C (27°F) and highs reaching up to 14°C (57°F). Rainfall is not uncommon, with an average precipitation of 77 mm (3.0 in) spread over 13 days. You'll also find the air quite damp, with an average humidity of 89%. Be prepared for a brisk and wet month!
In January in Y Felinheli, the average temperature is 6°C (43°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -3°C (27°F). Be prepared for chilly days and layer your clothing if you're planning to travel during this time.
In Y Felinheli in January, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.
In Y Felinheli in January, 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 Y Felinheli in January, 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 Y Felinheli.
UV Risk Categories
Weather in Y Felinheli varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Y Felinheli, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 6°C (43°F) | 77 mm (3.0 inches) | 89% | low |
February Weather | 6°C (44°F) | 103 mm (4.1 inches) | 88% | low |
March Weather | 7°C (45°F) | 104 mm (4.1 inches) | 86% | moderate |
April Weather | 9°C (48°F) | 55 mm (2.2 inches) | 84% | moderate |
May Weather | 12°C (53°F) | 71 mm (2.8 inches) | 79% | high |
June Weather | 15°C (59°F) | 91 mm (3.6 inches) | 81% | very high |
July Weather | 16°C (61°F) | 82 mm (3.2 inches) | 78% | very high |
August Weather | 16°C (61°F) | 105 mm (4.1 inches) | 79% | high |
September Weather | 14°C (57°F) | 98 mm (3.9 inches) | 85% | moderate |
October Weather | 11°C (53°F) | 128 mm (5.1 inches) | 90% | moderate |
November Weather | 9°C (48°F) | 111 mm (4.4 inches) | 91% | low |
December Weather | 7°C (45°F) | 129 mm (5.1 inches) | 89% | low |