Last updated: August 23, 2025
In Saint-Loup-sur-Semouse, France, the average temperature in September hovers around 16°C (60°F), offering a pleasant climate for outdoor activities. Expect a minimum of 3°C (38°F) and a maximum of 31°C (88°F), showcasing a diverse range of temperatures. With an average precipitation amount of 65 mm (2.6 in) spread over 9 days, be prepared for occasional showers. The average humidity sits at a comfortable 81%, adding to the unique charm of this vibrant destination.
In September in Saint-Loup-sur-Semouse, the average temperature is 16°C (60°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as 3°C (38°F). Overall, it's advisable to pack for both warm days and cooler nights while exploring this destination.
In Saint-Loup-sur-Semouse in September, the precipitation amount is 65 mm (2.6 in) over the course of 9 days.
In Saint-Loup-sur-Semouse in September, humidity is 81%. With an average temperature of 16°C (60°F), this humidity feels like a warm, heavy blanket wrapping around you as you travel, making you acutely aware of the sweat on your skin and creating an atmosphere that might dampen your spirits but also invites you to seek out refreshing beverages and shady spots.
In Saint-Loup-sur-Semouse 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-Loup-sur-Semouse, you can refer to this Hourly UV Index in Saint-Loup-sur-Semouse.
UV Risk Categories
Weather in Saint-Loup-sur-Semouse varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Saint-Loup-sur-Semouse, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 130 mm (5.1 inches) | 91% | low |
| February Weather | 4°C (40°F) | 112 mm (4.4 inches) | 89% | moderate |
| March Weather | 7°C (44°F) | 124 mm (4.9 inches) | 87% | moderate |
| April Weather | 10°C (51°F) | 53 mm (2.1 inches) | 84% | high |
| May Weather | 14°C (57°F) | 115 mm (4.5 inches) | 80% | very high |
| June Weather | 19°C (66°F) | 91 mm (3.6 inches) | 82% | very high |
| July Weather | 20°C (69°F) | 70 mm (2.8 inches) | 82% | very high |
| August Weather | 20°C (68°F) | 61 mm (2.4 inches) | 77% | very high |
| September Weather | 16°C (60°F) | 65 mm (2.6 inches) | 81% | high |
| October Weather | 11°C (52°F) | 97 mm (3.8 inches) | 89% | moderate |
| November Weather | 6°C (43°F) | 103 mm (4.1 inches) | 89% | low |
| December Weather | 4°C (39°F) | 189 mm (7.5 inches) | 91% | low |