Trieste Weather in December
8.8°C high · 4.2°C low · 94 mm rain · 1.6h sun
Dec is a cool month in Trieste — not peak season, but a good time to avoid crowds.
December at a glance
| Metric | Value |
|---|---|
| Average high | 8.8°C |
| Average low | 4.2°C |
| Rainfall | 94 mm |
| Sunshine | 1.6 hours/day |
| Daylight | 8.5 hours |
What to pack in December
Pack a warm coat and layers, plus a raincoat and umbrella for Trieste in December.
Trieste weather by month
JanFebMarAprMayJunJulAugSepOctNovDec
Frequently asked questions
What is the weather in Trieste in December?
Highs of 8.8°C and lows of 4.2°C, with about 94 mm of rain and 1.6 hours of sunshine per day.
Is December a good time to visit Trieste?
Dec is a cool month in Trieste — not peak season, but a good time to avoid crowds.
What to do in Trieste · Best time to visit Trieste
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.