Last updated: August 27, 2025
In May, the average temperature in _ Heol-y-Cyw, United Kingdom _ hovers around 12°C (54°F). Daytime highs can reach a pleasant 24°C (75°F), while the nights may dip to a chilly 2°C (36°F). Be prepared for some wet weather too, as 80 mm (3.2 in) of precipitation is expected over 12 days. With an average humidity of 80%, it’s a cozy month to experience!
In May in Heol-y-Cyw, the average temperature is 12°C (54°F). Maximum temperatures can reach 24°C (75°F), while minimums can drop as low as 2°C (36°F). This makes Heol-y-Cyw an ideal destination for travelers seeking a mild climate with the possibility of warmer days.
In Heol-y-Cyw in May, the precipitation amount is 80 mm (3.2 in) over a span of 12 days.
In Heol-y-Cyw in May, humidity is 80%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket that wraps around you, making it feel much cooler and damp. Traveling in these conditions might leave you feeling chilly and slightly uncomfortable, as the moisture in the air clings to your skin and clothes, turning each step into a soggy endeavor.
In Heol-y-Cyw in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Heol-y-Cyw.
UV Risk Categories
Weather in Heol-y-Cyw varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Heol-y-Cyw, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 83 mm (3.3 inches) | 88% | low |
| February Weather | 6°C (44°F) | 111 mm (4.4 inches) | 88% | low |
| March Weather | 7°C (45°F) | 101 mm (4.0 inches) | 86% | moderate |
| April Weather | 9°C (49°F) | 56 mm (2.2 inches) | 84% | high |
| May Weather | 12°C (54°F) | 80 mm (3.2 inches) | 80% | high |
| June Weather | 15°C (60°F) | 85 mm (3.3 inches) | 80% | very high |
| July Weather | 17°C (63°F) | 86 mm (3.4 inches) | 70% | very high |
| August Weather | 16°C (62°F) | 106 mm (4.2 inches) | 73% | high |
| September Weather | 15°C (59°F) | 92 mm (3.6 inches) | 79% | high |
| October Weather | 12°C (54°F) | 146 mm (5.7 inches) | 89% | moderate |
| November Weather | 9°C (48°F) | 111 mm (4.4 inches) | 90% | low |
| December Weather | 7°C (45°F) | 144 mm (5.7 inches) | 89% | low |