Last updated: August 23, 2025
In September, the average temperature in Hain-Gruendau, Germany hovers around 15°C (59°F), with minimums dipping to 2°C (37°F) and maximums peaking at 31°C (88°F). Expect a moderate precipitation amount of 51 mm (2.0 in) spread over 9 days, contributing to the region's high humidity levels averaging 82%. Enjoy the unique blend of weather this month brings!
In September in Hain-Gruendau, the average temperature is 15°C (59°F). Maximum temperatures can reach 31°C (88°F), while minimum temperatures can drop as low as 2°C (37°F). Be prepared for a wide range of temperatures and pack accordingly for your trip.
In Hain-Gruendau in September, the total precipitation amount is 51 mm (2.0 in) spread over 9 days.
In Hain-Gruendau in September, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.
In Hain-Gruendau 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 Hain-Gruendau.
UV Risk Categories
Weather in Hain-Gruendau varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Hain-Gruendau, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (35°F) | 81 mm (3.2 inches) | 92% | low |
| February Weather | 3°C (37°F) | 72 mm (2.8 inches) | 90% | low |
| March Weather | 6°C (42°F) | 92 mm (3.6 inches) | 87% | moderate |
| April Weather | 10°C (49°F) | 44 mm (1.7 inches) | 83% | moderate |
| May Weather | 13°C (56°F) | 82 mm (3.2 inches) | 76% | high |
| June Weather | 19°C (66°F) | 77 mm (3.0 inches) | 74% | very high |
| July Weather | 19°C (67°F) | 73 mm (2.9 inches) | 74% | very high |
| August Weather | 19°C (67°F) | 65 mm (2.6 inches) | 75% | high |
| September Weather | 15°C (59°F) | 51 mm (2.0 inches) | 82% | moderate |
| October Weather | 11°C (51°F) | 72 mm (2.8 inches) | 88% | moderate |
| November Weather | 5°C (42°F) | 59 mm (2.3 inches) | 90% | low |
| December Weather | 3°C (38°F) | 121 mm (4.8 inches) | 92% | low |