Last updated: August 22, 2025
In May, the average temperature in Les Bulles, Belgium hovers around 12°C (55°F). Expect minimums dipping to -1°C (31°F) and soaring highs of 30°C (86°F). Be prepared for some wet weather as 82 mm (3.2 in) of precipitation typically falls over 14 days, while the average humidity remains relatively high at 81%.
In May in Les Bulles, the average temperature is 12°C (55°F), with maximums reaching up to 30°C (86°F) and minimums dropping as low as -1°C (31°F). Be sure to pack clothing for a range of temperatures to enjoy your visit comfortably.
In Les Bulles in May, the precipitation amount is 82 mm (3.2 in) spread over 14 days.
In Les Bulles in May humidity is 81%. With an average temperature of 12°C (55°F), this humidity feels like a damp blanket enveloping you, making outdoor activities feel heavier and encouraging frequent breaks to hydrate and cool off while traveling.
In Les Bulles in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Les Bulles.
UV Risk Categories
Weather in Les Bulles varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Les Bulles, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 2°C (35°F) | 92 mm (3.6 inches) | 91% | low |
February Weather | 3°C (38°F) | 91 mm (3.6 inches) | 90% | moderate |
March Weather | 6°C (42°F) | 103 mm (4.1 inches) | 88% | moderate |
April Weather | 9°C (48°F) | 47 mm (1.8 inches) | 84% | high |
May Weather | 12°C (55°F) | 82 mm (3.2 inches) | 81% | very high |
June Weather | 17°C (63°F) | 84 mm (3.3 inches) | 82% | very high |
July Weather | 18°C (65°F) | 73 mm (2.9 inches) | 82% | very high |
August Weather | 18°C (65°F) | 71 mm (2.8 inches) | 80% | very high |
September Weather | 14°C (58°F) | 73 mm (2.9 inches) | 83% | high |
October Weather | 10°C (51°F) | 95 mm (3.8 inches) | 89% | moderate |
November Weather | 5°C (42°F) | 79 mm (3.1 inches) | 91% | low |
December Weather | 3°C (38°F) | 149 mm (5.9 inches) | 93% | low |