Last updated: August 23, 2025
In Roodt-sur-Syre, Luxembourg, the average temperature in September hovers around 15°C (59°F), with a minimum of 3°C (38°F) and a maximum reaching 32°C (90°F). Expect about 58 mm (2.3 in) of precipitation spread over 9 days, while the air maintains an average humidity of 83%. Get ready for a mix of mild days and occasional showers!
In September in Roodt-sur-Syre, the average temperature is 15°C (59°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as 3°C (38°F). Pack accordingly to enjoy a comfortable stay, as the weather can vary significantly throughout the month.
In Roodt-sur-Syre in September, the precipitation amount is 58 mm (2.3 in) spread over 9 days.
In Roodt-sur-Syre in September humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.
In Roodt-sur-Syre 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 Roodt-sur-Syre, you can refer to this Hourly UV Index in Roodt-sur-Syre.
UV Risk Categories
Weather in Roodt-sur-Syre varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Roodt-sur-Syre, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 67 mm (2.6 inches) | 91% | low |
| February Weather | 4°C (39°F) | 70 mm (2.7 inches) | 90% | moderate |
| March Weather | 6°C (43°F) | 76 mm (3.0 inches) | 88% | moderate |
| April Weather | 9°C (49°F) | 40 mm (1.6 inches) | 84% | high |
| May Weather | 13°C (56°F) | 69 mm (2.7 inches) | 81% | very high |
| June Weather | 18°C (64°F) | 69 mm (2.7 inches) | 82% | very high |
| July Weather | 19°C (66°F) | 72 mm (2.9 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 64 mm (2.5 inches) | 80% | high |
| September Weather | 15°C (59°F) | 58 mm (2.3 inches) | 83% | high |
| October Weather | 11°C (51°F) | 74 mm (2.9 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 65 mm (2.6 inches) | 91% | low |
| December Weather | 4°C (39°F) | 111 mm (4.4 inches) | 93% | low |