Last updated: August 23, 2025
In September, the average temperature in Langen, Germany hovers around 16°C (62°F), with a minimum dipping to 3°C (38°F) and a peak reaching 33°C (92°F). Expect about 43 mm (1.7 in) of precipitation spread over 6 days, contributing to an average humidity of 85%. Whether you're basking in the warmth or navigating the rain, this month offers a unique experience in Langen!
In September in Langen, the average temperature is 16°C (62°F). Maximums can reach 33°C (92°F) and minimums can be as low as 3°C (38°F). Travelers should be prepared for a wide range of temperatures, ensuring to pack layers for both warm and cool weather.
In Langen in September, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.
In Langen in September humidity is 85%. With an average temperature of 16°C (62°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sluggish and sticky, and urging you to seek shade and hydration at every stop.
In Langen in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Langen.
UV Risk Categories
Weather in Langen varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Langen, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 61 mm (2.4 inches) | 91% | low |
| February Weather | 4°C (40°F) | 53 mm (2.1 inches) | 89% | moderate |
| March Weather | 7°C (44°F) | 69 mm (2.7 inches) | 87% | moderate |
| April Weather | 10°C (51°F) | 36 mm (1.4 inches) | 83% | moderate |
| May Weather | 14°C (58°F) | 71 mm (2.8 inches) | 79% | very high |
| June Weather | 20°C (68°F) | 73 mm (2.9 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 56 mm (2.2 inches) | 83% | very high |
| August Weather | 21°C (70°F) | 53 mm (2.1 inches) | 84% | high |
| September Weather | 16°C (62°F) | 43 mm (1.7 inches) | 85% | moderate |
| October Weather | 12°C (53°F) | 57 mm (2.2 inches) | 88% | moderate |
| November Weather | 6°C (43°F) | 48 mm (1.9 inches) | 89% | low |
| December Weather | 4°C (40°F) | 98 mm (3.9 inches) | 91% | low |