Castelnuovo Weather in September

September in Castelnuovo brings high temperatures, with daytime highs of 25°C (77°F) and nights around 15°C (59°F). Quite a bit of rainfall is expected, around 118 mm (4.6 in), so pack an umbrella.

Rainfall in Castelnuovo in September

On average, there are about 10 days with rain during this month, averaging 118 mm (4.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Castelnuovo in September

Castelnuovo in September gets highs of 25°C (77°F) during the day and drops to 15°C (59°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Castelnuovo in September

The month brings about 170 hours of sunlight, offering a comfortable mix of sun and overcast.

For Castelnuovo itself, June generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.