Last updated: August 27, 2025
In January, the average temperature in Pen-clawdd, United Kingdom hovers around 5°C (42°F). Expect chilly conditions, with the temperature dipping as low as -5°C (24°F) and peaking at 13°C (56°F). Prepare for 90 mm (3.6 in) of precipitation over approximately 12 days, and be ready to embrace a high humidity level of 88%!
In January in Pen-clawdd, the average temperature is 5°C (42°F). Maximums can reach 13°C (56°F) and minimums can be as low as -5°C (24°F). Travelers should be prepared for cool and potentially chilly conditions, making layered clothing essential for staying comfortable.
In Pen-clawdd in January, the precipitation amount is 90 mm (3.6 in) spread over 12 days.
In Pen-clawdd in January humidity is 88%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less appealing and leading you to seek warmth indoors instead.
In Pen-clawdd 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 Pen-clawdd.
UV Risk Categories
Weather in Pen-clawdd varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Pen-clawdd, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 90 mm (3.6 inches) | 88% | low | 
| February Weather | 6°C (43°F) | 131 mm (5.2 inches) | 88% | low | 
| March Weather | 7°C (45°F) | 108 mm (4.2 inches) | 86% | moderate | 
| April Weather | 9°C (49°F) | 61 mm (2.4 inches) | 84% | high | 
| May Weather | 12°C (53°F) | 91 mm (3.6 inches) | 80% | high | 
| June Weather | 15°C (59°F) | 95 mm (3.8 inches) | 80% | very high | 
| July Weather | 17°C (62°F) | 89 mm (3.5 inches) | 70% | very high | 
| August Weather | 16°C (61°F) | 127 mm (5.0 inches) | 73% | high | 
| September Weather | 14°C (58°F) | 104 mm (4.1 inches) | 79% | high | 
| October Weather | 11°C (53°F) | 152 mm (6.0 inches) | 89% | moderate | 
| November Weather | 8°C (47°F) | 131 mm (5.2 inches) | 90% | low | 
| December Weather | 7°C (45°F) | 165 mm (6.5 inches) | 89% | low |