Trieste Weather in October

During October, Trieste experiences moderate daytime temperatures of 18°C (64°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 178 mm (7 in) is typical.

Rainfall in Trieste in October

This month experiences about 12 days of rain according to historical data, averaging 178 mm (7 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Trieste in October

October in Trieste sees highs of 18°C (64°F) and lows of 11°C (52°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. 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 Trieste in October

The month experiences a moderate amount of sunlight, with 167 hours of sunshine. This provides a nice balance between sunshine and clouds.

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.

If you prefer dry days with pleasant temperatures, July typically offers 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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For a detailed overview over the year and the best time to visit Italy, check out our Trieste's climate page.

Trieste Temperature in October

Min Temperature 11°C (52°F)  

Max Temperature 18°C (64°F)  

Water Temperature 18°C (64°F) *  

Chance of Rain 39%  

Precipitation 178 mm (7 in)  

Rainy days 12 days  

Humidity 69% *  

Sunshine 167 hours *  

Percentage Sunshine 52% *  

* Data from: Triest, Italy (2 KM, 1 Miles).

What to Wear in Trieste in October

For Trieste 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Trieste 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 Trieste's climate page.

More climate data for Trieste

Temperature Rainfall Sunshine Humidity Water Temp

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