Trieste
October
Weather in Trieste for October 2025
Your guide to Trieste weather in October - trends and predictions
In general, the average temperature in Trieste at the beginning of October is 20.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 18.6 °C by the end of October.
The climate of Trieste in October is notably wet, with an average of 14 rainy days.
Is October a good time to visit Trieste? check out the best time to travel to Trieste page.
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17
Dry days
14
Rainy days
0
Snow days
21°/13°
Temperatures
7 km/h
Avg max wind
67 %
Avg humidity
Trieste in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2 21° | 3 22° | 4  18° | 5 21° | ||
| 6  20° | 7 22° | 8 22° | 9 22° | 10  21° | 11 23° | 12 22° |
| 13 21° | 14 21° | 15 20° | 16 18° | 17 17° | 18 17° | 19  15° |
| 20 18° | 21 21° | 22 20° | 23 18° | 24 16° | 25 18° | 26 16° |
| 27  20° | 28 19° | 29  19° | 30 19° | 31 19° |
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Temperatures trend during October in Trieste
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Sunny | 22° /14° | 0 mm | 6 | |
| 2 Oct. | Sunny | 21° /14° | 4.9 mm | 5 | |
| 3 Oct. | Sunny | 22° /14° | 15.2 mm | 6 | |
| 4 Oct. | Light rain shower | 18° /12° | 16.1 mm | 5 | |
| 5 Oct. | Patchy rain possible | 21° /12° | 0.3 mm | 5 | |
| 6 Oct. | Overcast | 20° /12° | 0 mm | 5 | |
| 7 Oct. | Sunny | 22° /11° | 0.3 mm | 6 | |
| 8 Oct. | Sunny | 22° /14° | 13.1 mm | 6 | |
| 9 Oct. | Sunny | 22° /13° | 0.6 mm | 6 | |
| 10 Oct. | Partly cloudy | 21° /13° | 5.5 mm | 6 | |
| 11 Oct. | Sunny | 23° /14° | 0.1 mm | 6 | |
| 12 Oct. | Sunny | 22° /13° | 0 mm | 6 | |
| 13 Oct. | Partly cloudy | 21° /13° | 0 mm | 6 | |
| 14 Oct. | Patchy rain possible | 21° /13° | 0.2 mm | 5 | |
| 15 Oct. | Light rain shower | 20° /11° | 1.9 mm | 5 | |
| 16 Oct. | Partly cloudy | 18° /11° | 8.7 mm | 5 | |
| 17 Oct. | Sunny | 17° /12° | 0.9 mm | 5 | |
| 18 Oct. | Overcast | 17° /12° | 12.1 mm | 4 | |
| 19 Oct. | Light rain | 15° /12° | 35 mm | 4 | |
| 20 Oct. | Light rain shower | 18° /12° | 13.6 mm | 4 | |
| 21 Oct. | Light rain shower | 21° /12° | 2.7 mm | 6 | |
| 22 Oct. | Patchy rain possible | 20° /13° | 1.5 mm | 5 | |
| 23 Oct. | Partly cloudy | 18° /13° | 6 mm | 5 | |
| 24 Oct. | Light rain shower | 16° /13° | 12.7 mm | 4 | |
| 25 Oct. | Patchy rain possible | 18° /13° | 0.4 mm | 4 | |
| 26 Oct. | Patchy rain possible | 16° /12° | 8.7 mm | 4 | |
| 27 Oct. | Patchy light rain with thunder | 20° /13° | 9.7 mm | 5 | |
| 28 Oct. | Patchy rain possible | 19° /12° | 0.3 mm | 5 | |
| 29 Oct. | Cloudy | 19° /12° | 0 mm | 5 | |
| 30 Oct. | Light rain shower | 19° /11° | 20 mm | 5 | |
| 31 Oct. | Light rain shower | 19° /11° | 5.8 mm | 5 | |
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Important Notice
Our weather forecast for Trieste in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Trieste forecast closer to your planned date for the most up-to-date weather information.
Trieste in October - FAQ
What are the expected maximum and minimum temperatures in Trieste during October?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Trieste during October?
Significant rainfall exceeding 137.9 mm is expected in Trieste during October, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Trieste during October?
The average wind speed in Trieste during October is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Trieste in October?
As you prepare for your trip to Trieste in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Trieste, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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