Last updated: August 27, 2025
In May, the average temperature in Bellingham, United Kingdom hovers around 10°C (51°F). Expect lows of -2°C (28°F) and highs reaching up to 25°C (77°F). With an average humidity of 83%, prepare for some snug weather! You'll also encounter approximately 62 mm (2.4 in) of precipitation spread across 14 days, so don't forget your umbrella!
In May in Bellingham, the average temperature is 10°C (51°F). Maximum temperatures can reach 25°C (77°F), while the minimum can drop as low as -2°C (28°F). This variation makes it advisable for travelers to pack layers to accommodate both warm and chilly conditions.
In Bellingham in May, the precipitation amount is 62 mm (2.4 in) over a span of 14 days.
In Bellingham in May, humidity is 83%. With an average temperature of 10°C (51°F), this humidity feels like a chilly dampness that permeates your clothes, making it essential to dress in layers for travel, as the cool air combined with the high humidity can create an uncomfortable and bone-chilling atmosphere.
In Bellingham in May, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Bellingham, you can refer to this Hourly UV Index in Bellingham.
UV Risk Categories
Weather in Bellingham varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Bellingham, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (39°F) | 56 mm (2.2 inches) | 89% | low |
| February Weather | 4°C (39°F) | 92 mm (3.6 inches) | 87% | low |
| March Weather | 5°C (42°F) | 82 mm (3.2 inches) | 85% | moderate |
| April Weather | 7°C (45°F) | 37 mm (1.4 inches) | 84% | moderate |
| May Weather | 10°C (51°F) | 62 mm (2.4 inches) | 83% | high |
| June Weather | 13°C (56°F) | 85 mm (3.3 inches) | 85% | very high |
| July Weather | 15°C (59°F) | 87 mm (3.4 inches) | 83% | very high |
| August Weather | 14°C (58°F) | 100 mm (3.9 inches) | 82% | high |
| September Weather | 12°C (54°F) | 67 mm (2.6 inches) | 87% | moderate |
| October Weather | 9°C (49°F) | 97 mm (3.8 inches) | 89% | moderate |
| November Weather | 6°C (43°F) | 71 mm (2.8 inches) | 90% | low |
| December Weather | 4°C (40°F) | 75 mm (3.0 inches) | 88% | low |