Last updated: March 2, 2024
The weather in Airolo, Switzerland, during September is characterized by an average temperature of 7°C (44°F). Highs can soar to 17°C (63°F), while lows may dip to -4°C (24°F). Typically, the humidity level in Airolo throughout September hovers around 83%.
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Average temperature
Maximum temperature
Humidity
In September, Airolo averages 146 mm (5.7 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 12 hours 29 minutes of daylight, with the sun shining for approximately 10 hours 36 minutes each day. Additionally, there is a 20% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Airolo reaches a maximum of 7, 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 | 7 | 7 | 7 | 6 | 4 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||