Grotte di Castro Weather in September

During September, Grotte di Castro experiences high daytime temperatures of 25°C (77°F) and cooler nights around 15°C (59°F). Expect quite a bit of rainfall. Around 98 mm (3.9 in) is typical.

Rainfall in Grotte di Castro in September

Looking at the last 30 years, the data shows about 9 days with rain, averaging 98 mm (3.9 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 Grotte di Castro in September

September in Grotte di Castro is generally perfect, with days reaching 25°C (77°F) and nights settling around 15°C (59°F). This kind of day-to-night contrast is typical for this time of year. At 15°C (59°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Grotte di Castro in September

The days are predominantly sunny, with an estimated total of around 198 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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For a detailed overview over the year and the best time to visit Italy, check out our Grotte di Castro's climate page.

Grotte di Castro Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 31%  

Precipitation 98 mm (3.9 in)  

Rainy days 9 days  

Humidity 71% *  

Sunshine 198 hours *  

Percentage Sunshine 53% *  

* Data from: Perugia, Italy (68 KM, 42 Miles).

What to Wear in Grotte di Castro in September

Warm but pleasant conditions in Grotte di Castro in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Grotte di Castro in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our Grotte di Castro's climate page.

More climate data for Grotte di Castro

Temperature Rainfall Sunshine Humidity

See the full Grotte di Castro climate overview or explore weather in Italy.