September weather forecast
Lucca, Italy

As September rolls in, Lucca witnesses a gradual cooling in its weather as it transitions towards autumn. The high temperatures begin to descend but still remain relatively warm. Rainfall volume takes a significant leap from August to 81mm (3.19"), intriguingly matching the rainfall measure in January. Despite the changes, Lucca's September weather still favors outdoor activities with sufficient daylight and sunshine.

Temperature

A mild drop in Lucca's average high-temperature is observed in September, transitioning from 27°C (80.6°F) in August to a still moderately hot 23°C (73.4°F). September brings Lucca a consistent average low-temperature of 14°C (57.2°F).

Rainfall

In Lucca, during September, the rain falls for 9 days and regularly aggregates up to 81mm (3.19") of precipitation. In Lucca, during the entire year, the rain falls for 134 days and collects up to 923mm (36.34") of precipitation.

Daylight

The average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:53. On the last day of September, sunrise is at 07:15 and sunset at 19:00 CEST.

Sunshine

In Lucca, the average sunshine in September is 7h.

UV index

In Lucca, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.