Last updated: August 23, 2025
In Bollendorf, Germany, 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 Bollendorf, 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 Bollendorf in September, the precipitation amount is 58 mm (2.3 in) spread over 9 days.
In Bollendorf 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 Bollendorf 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 Bollendorf, you can refer to this Hourly UV Index in Bollendorf.
UV Risk Categories
Weather in Bollendorf varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bollendorf, 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 |