Trieste · WinterMonth summary
Trieste weather in December
⚠️ Fair
🌡️ Temperature min / max
4°C – 10°C
🌧 Rainy days
37% of days
☀️ Sunshine
6.5h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
4.2/10
📅 📅 Best month
June (8.8/10)
Quick decision
Should you visit Trieste in December?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: Trieste in December: 37% rain, 6.5h of sunshine. Better to wait for June.
By trip type
Trieste in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
🎯 Low season — 10°C and limited conditions. Upside: lower prices and few tourists Winter in Trieste is cool (10°C during the day). Days are short (6.5h of sunshine) but the city reveals a different side. Expect rain on 37% of days — a light raincoat in the bag is recommended.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 2°C | 9°C | 34% | 3.4 | 7.2h | 4.3/10 |
| 🌦️ February | 4°C | 11°C | 36% | 3.9 | 8.6h | 4.8/10 |
| ⛅ March | 6°C | 14°C | 32% | 3.4 | 10.7h | 6.8/10 |
| ⛅ April | 9°C | 17°C | 32% | 3.2 | 12.0h | 7.1/10 |
| 🌦️ May | 13°C | 21°C | 50% | 5.2 | 12.7h | 7.3/10 |
| 🌤️ June | 18°C | 27°C | 30% | 3.0 | 14.0h | 8.8/10 |
| 🌤️ July | 20°C | 29°C | 29% | 3.4 | 14.0h | 8.6/10 |
| 🌤️ August | 21°C | 29°C | 25% | 3.0 | 13.0h | 8.6/10 |
| 🌤️ September | 17°C | 24°C | 37% | 6.3 | 11.7h | 7.7/10 |
| 🌤️ October | 13°C | 19°C | 37% | 5.7 | 9.7h | 7.1/10 |
| 🌦️ November | 8°C | 14°C | 45% | 6.3 | 7.2h | 4.5/10 |
| 🌦️ December | 4°C | 10°C | 37% | 4.0 | 6.5h | 4.2/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Trieste averages 10°C, 37% rainy days and 6.5h of sunshine per day. Overall weather score: 4.2/10.
See methodology →
Comparison
December vs June (best month)
The best month is June (score 8.8/10). Difference:
- 🌡️ Max temperature : +17°C
- 🌧 Rainy days : -7%
- ☀️ Sunshine : +7.5h/day
FAQ
FAQ — Trieste in December
Is December a good time to visit Trieste?
December is not recommended for Trieste (score 4.2/10). With 37% rainy days and 6.5h of sunshine, consider June (8.8/10) instead.
What's the weather like in Trieste in December?
It's cool with 10°C daytime and 4°C at night. 6.5h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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