Last updated: March 2, 2024
The weather in Pietrapiana, Italy, during September is characterized by an average temperature of 18°C (65°F). Highs can soar to 28°C (83°F), while lows may dip to 7°C (46°F). Typically, the humidity level in Pietrapiana throughout September hovers around 66%.
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Average temperature
Maximum temperature
Humidity
In September, Pietrapiana averages 83 mm (3.3 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 12 hours 27 minutes of daylight, with the sun shining for approximately 11 hours 15 minutes each day. Additionally, there is a 53% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Pietrapiana 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 | 5 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||