Last updated: August 23, 2025
In September, the average temperature in Saint-Germain-du-Bel-Air, France is a pleasant 18°C (65°F). Expect temperatures to vary, with lows of 5°C (41°F) and highs reaching up to 33°C (92°F). During this time, the region sees an average precipitation of 61 mm (2.4 in) spread over 8 days, accompanied by an average humidity level of 79%. Perfect for those who enjoy a mild and humid climate!
In September in Saint-Germain-du-Bel-Air, the average temperature is 18°C (65°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 5°C (41°F). This makes Saint-Germain-du-Bel-Air an ideal destination for travelers seeking a mix of warm days and cooler evenings.
In Saint-Germain-du-Bel-Air in September, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.
In Saint-Germain-du-Bel-Air in September, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.
In Saint-Germain-du-Bel-Air in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Saint-Germain-du-Bel-Air.
UV Risk Categories
Weather in Saint-Germain-du-Bel-Air varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Saint-Germain-du-Bel-Air, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 70 mm (2.8 inches) | 90% | low |
| February Weather | 8°C (46°F) | 71 mm (2.8 inches) | 87% | moderate |
| March Weather | 10°C (50°F) | 79 mm (3.1 inches) | 85% | high |
| April Weather | 13°C (55°F) | 67 mm (2.6 inches) | 84% | high |
| May Weather | 16°C (61°F) | 101 mm (4.0 inches) | 84% | very high |
| June Weather | 20°C (68°F) | 106 mm (4.2 inches) | 82% | very high |
| July Weather | 22°C (72°F) | 62 mm (2.4 inches) | 79% | very high |
| August Weather | 22°C (71°F) | 55 mm (2.2 inches) | 75% | very high |
| September Weather | 18°C (65°F) | 61 mm (2.4 inches) | 79% | high |
| October Weather | 14°C (57°F) | 80 mm (3.2 inches) | 86% | moderate |
| November Weather | 9°C (48°F) | 86 mm (3.4 inches) | 90% | moderate |
| December Weather | 7°C (44°F) | 137 mm (5.4 inches) | 92% | low |