Last updated: August 23, 2025
In May, the average temperature in Rion-des-Landes, France hovers around 17°C (63°F). However, temperatures can vary widely, with minimums dipping to 3°C (37°F) and maximums soaring to 35°C (94°F). Expect about 99 mm (3.9 in) of precipitation spread across 14 days, accompanied by an average humidity level of 80%.
In May in Rion-des-Landes, the average temperature is 17°C (63°F). Maximums can reach 35°C (94°F), and minimums can be as low as 3°C (37°F). Be sure to pack layers to accommodate the varying temperatures during your travels.
In Rion-des-Landes in May, the precipitation amount is 99 mm (3.9 in) over the course of 14 days.
In Rion-des-Landes in May humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.
In Rion-des-Landes in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Rion-des-Landes.
UV Risk Categories
Weather in Rion-des-Landes varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Rion-des-Landes, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (45°F) | 77 mm (3.0 inches) | 86% | low |
| February Weather | 10°C (50°F) | 69 mm (2.7 inches) | 85% | moderate |
| March Weather | 11°C (53°F) | 75 mm (3.0 inches) | 82% | moderate |
| April Weather | 14°C (57°F) | 67 mm (2.6 inches) | 81% | high |
| May Weather | 17°C (63°F) | 99 mm (3.9 inches) | 80% | very high |
| June Weather | 20°C (69°F) | 92 mm (3.6 inches) | 81% | very high |
| July Weather | 23°C (73°F) | 52 mm (2.1 inches) | 80% | very high |
| August Weather | 22°C (72°F) | 56 mm (2.2 inches) | 76% | very high |
| September Weather | 20°C (68°F) | 61 mm (2.4 inches) | 75% | high |
| October Weather | 15°C (60°F) | 80 mm (3.1 inches) | 81% | moderate |
| November Weather | 10°C (51°F) | 106 mm (4.2 inches) | 85% | moderate |
| December Weather | 9°C (49°F) | 139 mm (5.5 inches) | 87% | low |