Triest Weather in October

October in Triest brings moderate temperatures, with highs of 18°C (64°F) and nights dropping to 11°C (52°F). Rainfall is on the higher side this month, averaging around 178 mm (7 in), so keep a rain jacket handy.

Rainfall in Triest in October

You can expect rain on around 12 days based on historical patterns, with 178 mm (7 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Triest in October

Daytime temperatures in Triest reach 18°C (64°F) in October, dropping to 11°C (52°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 11°C (52°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 Triest in October

The area experiences a moderate amount of sunshine, with approximately 167 hours of sunlight expected. This means a decent mix of sun and overcast.

Average water temperature in October

At 18°C (64°F), the water is getting there — comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable 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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For a detailed overview over the year and the best time to visit Italy, check out our Triest's climate page.

Triest Temperature in October

Min Temperature 11°C (52°F)  

Max Temperature 18°C (64°F)  

Water Temperature 18°C (64°F)  

Chance of Rain 38%  

Precipitation 178 mm (7 in)  

Rainy days 12 days  

Humidity 69%  

Sunshine 167 hours  

Percentage Sunshine 52%  

What to Wear in Triest in October

For Triest in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. With water temperatures around 18°C (64°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Triest in October

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

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

6/10

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 Triest's climate page.

More climate data for Triest

Temperature Rainfall Sunshine Humidity Water Temp

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