Last updated: August 23, 2025
In September, the average temperature in Mairy-sur-Marne, France is a pleasant 17°C (62°F). Expect temperature fluctuations, with a minimum of 5°C (41°F) and a maximum reaching 34°C (94°F). During this month, the area typically receives 66 mm (2.6 in) of precipitation over 8 days, contributing to an average humidity of 81%.
In September in Mairy-sur-Marne, the average temperature is 17°C (62°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 5°C (41°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for fluctuating temperatures.
In Mairy-sur-Marne in September, the total precipitation amount is 66 mm (2.6 in) over the course of 8 days.
In Mairy-sur-Marne in September, humidity is 81%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel sticky and requiring frequent breaks to stay comfortable while exploring.
In Mairy-sur-Marne 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 Mairy-sur-Marne, you can refer to this Hourly UV Index in Mairy-sur-Marne.
UV Risk Categories
Weather in Mairy-sur-Marne varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mairy-sur-Marne, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 82 mm (3.2 inches) | 91% | low |
| February Weather | 6°C (42°F) | 78 mm (3.1 inches) | 89% | moderate |
| March Weather | 8°C (46°F) | 77 mm (3.0 inches) | 86% | moderate |
| April Weather | 11°C (52°F) | 34 mm (1.4 inches) | 84% | high |
| May Weather | 14°C (58°F) | 75 mm (3.0 inches) | 82% | very high |
| June Weather | 19°C (67°F) | 64 mm (2.5 inches) | 82% | very high |
| July Weather | 21°C (69°F) | 60 mm (2.3 inches) | 80% | very high |
| August Weather | 20°C (69°F) | 58 mm (2.3 inches) | 76% | very high |
| September Weather | 17°C (62°F) | 66 mm (2.6 inches) | 81% | high |
| October Weather | 12°C (54°F) | 85 mm (3.4 inches) | 88% | moderate |
| November Weather | 7°C (45°F) | 72 mm (2.8 inches) | 92% | low |
| December Weather | 5°C (42°F) | 126 mm (5.0 inches) | 93% | low |