Last updated: August 23, 2025
In September, the average temperature in Mercatale-San Quirico, Italy hovers around 19°C (66°F), making it a comfortable time to explore. Expect minimum temperatures to dip to 6°C (43°F) and maximums to reach up to 29°C (85°F). With precipitation totaling 56 mm (2.2 in) over 9 days, you might want to pack an umbrella. The average humidity sits at a moderate 66%, adding a touch of warmth to the air.
In September in Mercatale-San Quirico, the average temperature is 19°C (66°F). The maximum can reach 29°C (85°F) and the minimum can be as low as 6°C (43°F). It's a great time to explore the outdoors while enjoying mild weather.
In Mercatale-San Quirico in September, the precipitation amount is 56 mm (2.2 in) over a period of 9 days.
In Mercatale-San Quirico in September, humidity is 66%. With an average temperature of 19°C (66°F), this humidity feels like a warm, cozy embrace, creating an inviting atmosphere for exploring the local sights while ensuring you stay hydrated and comfortable throughout your adventures.
In Mercatale-San Quirico in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Mercatale-San Quirico.
UV Risk Categories
Weather in Mercatale-San Quirico varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mercatale-San Quirico, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 43 mm (1.7 inches) | 84% | low |
| February Weather | 6°C (43°F) | 90 mm (3.5 inches) | 76% | moderate |
| March Weather | 8°C (46°F) | 68 mm (2.7 inches) | 68% | high |
| April Weather | 11°C (52°F) | 79 mm (3.1 inches) | 70% | high |
| May Weather | 15°C (59°F) | 101 mm (4.0 inches) | 69% | very high |
| June Weather | 20°C (69°F) | 43 mm (1.7 inches) | 62% | very high |
| July Weather | 23°C (73°F) | 41 mm (1.6 inches) | 57% | very high |
| August Weather | 23°C (74°F) | 31 mm (1.2 inches) | 55% | very high |
| September Weather | 19°C (66°F) | 56 mm (2.2 inches) | 66% | high |
| October Weather | 14°C (57°F) | 77 mm (3.0 inches) | 79% | moderate |
| November Weather | 9°C (49°F) | 133 mm (5.2 inches) | 84% | moderate |
| December Weather | 5°C (41°F) | 116 mm (4.6 inches) | 83% | low |