Castagno Weather in September

September in Castagno brings high temperatures, with daytime highs of 26°C (79°F) and nights around 15°C (59°F). Quite a bit of rainfall is expected, around 108 mm (4.3 in), so pack an umbrella.

Rainfall in Castagno in September

Historically, approximately 9 days this month are expected to have rain, averaging 108 mm (4.3 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Castagno in September

If you're visiting Castagno in September, expect highs of 26°C (79°F) and overnight lows around 15°C (59°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Castagno in September

The month enjoys around 220 hours of sunshine, creating mostly sunny days with good weather conditions.

If you prefer enjoying temperate temperatures and rain-free days, May and June typically offer 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.

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• January
• February
• March
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• May
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• October
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For a detailed overview over the year and the best time to visit Italy, check out our Castagno's climate page.

Castagno Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 30%  

Precipitation 108 mm (4.3 in)  

Rainy days 9 days  

Sunshine 220 hours *  

Percentage Sunshine *  

* Data from: Siena, Italy (38 KM, 23 Miles).

What to Wear in Castagno in September

Warm but pleasant conditions in Castagno 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 Castagno in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

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 Castagno's climate page.

More climate data for Castagno

Temperature Rainfall Sunshine

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