Last updated: March 2, 2024
The weather in San Giacomo, Italy, during September is characterized by an average temperature of 20°C (69°F). Highs can soar to 29°C (85°F), while lows may dip to 10°C (50°F). Typically, the humidity level in San Giacomo throughout September hovers around 65%.
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Average temperature
Maximum temperature
Humidity
In September, San Giacomo averages 87 mm (3.4 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 12 hours 25 minutes of daylight, with the sun shining for approximately 11 hours 6 minutes each day. Additionally, there is a 54% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in San Giacomo reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 4 | 6 | 7 | 8 | 7 | 6 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||