Last updated: August 23, 2025
In Unterschleissheim, Germany, the average temperature in September hovers around 15°C (59°F), with fluctuations ranging from a brisk 2°C (36°F) to a warm 29°C (84°F). Expect 80 mm (3.2 in) of precipitation spread over approximately 12 days, resulting in a notably high average humidity of 85%. Prepare for a mix of mild and damp weather as you explore this charming locale!
In September in Unterschleissheim, the average temperature is 15°C (59°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 2°C (36°F). This variability in temperature makes it essential for travelers to pack layers to comfortably enjoy their stay.
In Unterschleissheim in September, the precipitation amount is 80 mm (3.2 in) over a span of 12 days.
In Unterschleissheim in September, humidity is 85%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket wrapping around you, making traveling quite uncomfortable and sticky. Be prepared to take frequent breaks and stay hydrated as you navigate the lush, but humid environment.
In Unterschleissheim 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 Unterschleissheim, you can refer to this Hourly UV Index in Unterschleissheim.
UV Risk Categories
Weather in Unterschleissheim varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Unterschleissheim, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 71 mm (2.8 inches) | 91% | low |
| February Weather | 3°C (38°F) | 68 mm (2.7 inches) | 89% | moderate |
| March Weather | 5°C (42°F) | 65 mm (2.6 inches) | 88% | moderate |
| April Weather | 10°C (50°F) | 45 mm (1.8 inches) | 84% | high |
| May Weather | 13°C (56°F) | 122 mm (4.8 inches) | 77% | very high |
| June Weather | 19°C (66°F) | 115 mm (4.5 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 109 mm (4.3 inches) | 83% | very high |
| August Weather | 19°C (67°F) | 117 mm (4.6 inches) | 84% | very high |
| September Weather | 15°C (59°F) | 80 mm (3.2 inches) | 85% | high |
| October Weather | 10°C (51°F) | 75 mm (2.9 inches) | 88% | moderate |
| November Weather | 5°C (41°F) | 48 mm (1.9 inches) | 88% | low |
| December Weather | 2°C (37°F) | 92 mm (3.6 inches) | 91% | low |