Last updated: August 23, 2025
In September, the average temperature in Aach, Germany hovers around 14°C (58°F), with minimums dipping to 3°C (38°F) and peaks soaring to 32°C (89°F). Expect a total precipitation of 64 mm (2.5 in) spread over about 9 days, contributing to an average humidity level of 83%. Embrace the climate as it shifts, and prepare for a mix of sunny spells and refreshing rain!
In September, in Aach, the average temperature is 14°C (58°F). The maximum can reach 32°C (89°F), while the minimum can drop as low as 3°C (38°F). This makes Aach an ideal destination for travelers seeking a pleasant climate with a wide range of temperatures.
In Aach in September, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.
In Aach in September, humidity is 83%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket enveloping you, making exploration feel heavier and sweatier, so be prepared for a slower pace while traveling.
In Aach 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 Aach, you can refer to this Hourly UV Index in Aach.
UV Risk Categories
Weather in Aach varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Aach, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 2°C (35°F) | 77 mm (3.0 inches) | 91% | low |
February Weather | 3°C (38°F) | 80 mm (3.1 inches) | 90% | moderate |
March Weather | 6°C (43°F) | 91 mm (3.6 inches) | 88% | moderate |
April Weather | 9°C (49°F) | 43 mm (1.7 inches) | 84% | high |
May Weather | 13°C (55°F) | 79 mm (3.1 inches) | 81% | very high |
June Weather | 18°C (64°F) | 76 mm (3.0 inches) | 82% | very high |
July Weather | 19°C (66°F) | 73 mm (2.9 inches) | 82% | very high |
August Weather | 18°C (65°F) | 65 mm (2.6 inches) | 80% | high |
September Weather | 14°C (58°F) | 64 mm (2.5 inches) | 83% | high |
October Weather | 10°C (51°F) | 79 mm (3.1 inches) | 89% | moderate |
November Weather | 5°C (42°F) | 71 mm (2.8 inches) | 91% | low |
December Weather | 4°C (39°F) | 131 mm (5.2 inches) | 93% | low |