Last updated: March 2, 2024
The weather in Grignano Polesine, Italy, during September is characterized by an average temperature of 21°C (70°F). Highs can soar to 32°C (90°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Grignano Polesine throughout September hovers around 66%.
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Humidity
In September, Grignano Polesine averages 118 mm (4.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 28 minutes of daylight, with the sun shining for approximately 11 hours 13 minutes each day. Additionally, there is a 54% probability of sunny days during this period.
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In September, the UV Index in Grignano Polesine 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 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||