Terni Weather in September

Terni in September sees high daytime temperatures of 25°C (77°F) and nighttime lows of 14°C (57°F). Rainfall is fairly high this month at around 90 mm (3.5 in), so pack a rain jacket to stay dry.

Rainfall in Terni in September

You can expect rain on roughly 10 days based on historical data, averaging 90 mm (3.5 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Terni in September

The excellent temperature in Terni in September makes it a solid month to visit, with 25°C (77°F) during the day and 14°C (57°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Terni in September

Expect a lot of sunshine this month, with about 198 hours of sun. These sunny conditions add to the overall experience.

If your ideal day consists of dry skies and pleasant temperatures, May, June and September typically offer the best circumstances for Terni.