Last updated: August 27, 2025
In May, the average temperature in Biggar, United Kingdom is a cool 9°C (49°F). Visitors can expect a minimum of -2°C (28°F) and a pleasant maximum of 24°C (75°F). Be prepared for some rain, as precipitation typically measures about 75 mm (3.0 in) over 16 days. The air will feel quite humid, with an average humidity level of 80%, adding to the unique charm of the season.
In May in Biggar, the average temperature is 9°C (49°F). Maximum temperatures can reach 24°C (75°F), while minimums can drop as low as -2°C (28°F). Pack layers to accommodate the wide temperature range when traveling during this time.
In Biggar in May, the precipitation amount is 75 mm (3.0 in) occurring over the course of 16 days.
In Biggar in May, humidity is 80%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting a need for layered clothing to stay comfortable while traveling.
In Biggar 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 Biggar, you can refer to this Hourly UV Index in Biggar.
UV Risk Categories
Weather in Biggar varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Biggar, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 85 mm (3.4 inches) | 90% | low |
| February Weather | 3°C (38°F) | 141 mm (5.6 inches) | 88% | low |
| March Weather | 4°C (40°F) | 118 mm (4.6 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 50 mm (2.0 inches) | 85% | moderate |
| May Weather | 9°C (49°F) | 75 mm (3.0 inches) | 80% | high |
| June Weather | 12°C (55°F) | 118 mm (4.6 inches) | 83% | very high |
| July Weather | 14°C (57°F) | 100 mm (3.9 inches) | 82% | very high |
| August Weather | 13°C (56°F) | 145 mm (5.7 inches) | 82% | high |
| September Weather | 11°C (52°F) | 98 mm (3.8 inches) | 88% | moderate |
| October Weather | 8°C (47°F) | 129 mm (5.1 inches) | 90% | moderate |
| November Weather | 5°C (42°F) | 99 mm (3.9 inches) | 92% | low |
| December Weather | 3°C (38°F) | 108 mm (4.2 inches) | 89% | low |