Last updated: March 2, 2024
The weather in Bonstetten, Germany, during September is characterized by an average temperature of 15°C (59°F). Highs can soar to 27°C (81°F), while lows may dip to 3°C (38°F). Typically, the humidity level in Bonstetten throughout September hovers around 85%.
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Average temperature
Maximum temperature
Humidity
In September, Bonstetten averages 60 mm (2.4 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 32 minutes of daylight, with the sun shining for approximately 10 hours 15 minutes each day. Additionally, there is a 46% probability of sunny days during this period.
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Rainy days
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Chance of sun
In September, the UV Index in Bonstetten reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 25 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||