Last updated: August 23, 2025
In May, the average temperature in Grandvillers, France hovers around 13°C (55°F). Prepare for a temperature range where the minimum can dip to -1°C (31°F), while you might experience highs of 29°C (85°F). Expect about 120 mm (4.7 in) of precipitation spread over 14 days, contributing to an average humidity of 81%.
In May in Grandvillers, the average temperature is 13°C (55°F). The maximum can reach 29°C (85°F) and the minimum can be as low as -1°C (31°F). Overall, it's advisable to pack for a mix of mild and warm weather, ensuring you're prepared for both cool nights and sunny days.
In Grandvillers in May, the precipitation amount is 120 mm (4.7 in) over the course of 14 days.
In Grandvillers in May, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.
In Grandvillers 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 Grandvillers.
UV Risk Categories
Weather in Grandvillers varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grandvillers, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 124 mm (4.9 inches) | 91% | low |
| February Weather | 4°C (39°F) | 103 mm (4.1 inches) | 90% | moderate |
| March Weather | 6°C (43°F) | 115 mm (4.5 inches) | 88% | moderate |
| April Weather | 9°C (49°F) | 53 mm (2.1 inches) | 84% | high |
| May Weather | 13°C (55°F) | 120 mm (4.7 inches) | 81% | very high |
| June Weather | 18°C (64°F) | 98 mm (3.8 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 71 mm (2.8 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 62 mm (2.4 inches) | 80% | very high |
| September Weather | 15°C (59°F) | 57 mm (2.3 inches) | 83% | high |
| October Weather | 11°C (51°F) | 85 mm (3.3 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 86 mm (3.4 inches) | 91% | low |
| December Weather | 3°C (38°F) | 158 mm (6.2 inches) | 93% | low |