Last updated: March 2, 2024
The weather in Henndorf am Wallersee, Austria, during September is characterized by an average temperature of 14°C (58°F). Highs can soar to 27°C (80°F), while lows may dip to 4°C (39°F). Typically, the humidity level in Henndorf am Wallersee throughout September hovers around 74%.
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Humidity
In September, Henndorf am Wallersee averages 114 mm (4.5 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 12 hours 31 minutes of daylight, with the sun shining for approximately 9 hours 52 minutes each day. Additionally, there is a 52% probability of sunny days during this period.
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In September, the UV Index in Henndorf am Wallersee reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 5 | 6 | 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 | ||||||||