Opi Weather in September

During September, Opi experiences pleasant daytime temperatures of 22°C (72°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 84 mm (3.3 in) is typical.

Rainfall in Opi in September

This month experiences about 9 days of rain according to historical data, averaging 84 mm (3.3 in). 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 Opi in September

September in Opi is generally perfect, with days reaching 22°C (72°F) and nights settling around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. At 11°C (52°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 Opi in September

The days are predominantly sunny, with an estimated total of around 215 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Opi.

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

Opi Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 31%  

Precipitation 84 mm (3.3 in)  

Rainy days 9 days  

Humidity 66% *  

Sunshine 215 hours *  

Percentage Sunshine *  

* Data from: Campobasso, Italy (73 KM, 45 Miles).

What to Wear in Opi in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Opi in September

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

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

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 Opi's climate page.

More climate data for Opi

Temperature Rainfall Sunshine Humidity

See the full Opi climate overview or explore weather in Italy.