Last updated: August 23, 2025
In Saint-Leu-la-Foret, France, the average temperature in September is a pleasant 16°C (62°F). However, you can expect a range of temperatures where the minimum dips to 4°C (40°F) and can soar to a maximum of 33°C (91°F). During this month, precipitation averages 40 mm (1.6 in) over about 9 days, accompanied by an average humidity of 76%. Stay prepared for a mix of warm days and occasional showers!
In September in Saint-Leu-la-Foret, the average temperature is 16°C (62°F). Maximums can reach 33°C (91°F) and minimums can drop as low as 4°C (40°F). This variation makes it essential for travelers to pack clothing suitable for both warm and cooler weather conditions.
In Saint-Leu-la-Foret in September, the precipitation amount is 40 mm (1.6 in) over the course of 9 days.
In Saint-Leu-la-Foret in September, humidity is 76%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that makes exploring the outdoors feel both refreshing and slightly muggy, urging travelers to take breaks often and enjoy the shade.
In Saint-Leu-la-Foret in September, 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 Saint-Leu-la-Foret, you can refer to this Hourly UV Index in Saint-Leu-la-Foret.
UV Risk Categories
Weather in Saint-Leu-la-Foret varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Saint-Leu-la-Foret, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (40°F) | 56 mm (2.2 inches) | 91% | low |
| February Weather | 6°C (43°F) | 69 mm (2.7 inches) | 89% | moderate |
| March Weather | 8°C (47°F) | 75 mm (3.0 inches) | 85% | moderate |
| April Weather | 11°C (52°F) | 34 mm (1.3 inches) | 84% | high |
| May Weather | 14°C (58°F) | 70 mm (2.7 inches) | 82% | very high |
| June Weather | 19°C (66°F) | 74 mm (2.9 inches) | 80% | very high |
| July Weather | 20°C (69°F) | 49 mm (1.9 inches) | 73% | very high |
| August Weather | 20°C (68°F) | 58 mm (2.3 inches) | 68% | very high |
| September Weather | 16°C (62°F) | 40 mm (1.6 inches) | 76% | high |
| October Weather | 13°C (55°F) | 78 mm (3.1 inches) | 88% | moderate |
| November Weather | 8°C (46°F) | 66 mm (2.6 inches) | 92% | low |
| December Weather | 6°C (43°F) | 102 mm (4.0 inches) | 93% | low |