Trieste Climate: Weather by Month and Best Time to Visit
Best months for Trieste: July, August, June, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | 2°C | 90 mm | 9 | – | – | 5.2 |
| February | 7°C | 2°C | 97 mm | 9 | – | – | 5.4 |
| March | 11°C | 5°C | 101 mm | 10 | – | – | 5.9 |
| April | 15°C | 8°C | 110 mm | 12 | – | – | 6.2 |
| May | 19°C | 13°C | 122 mm | 13 | – | – | 6.7 |
| June | 23°C | 17°C | 111 mm | 12 | – | – | 7.3 |
| July | 26°C | 19°C | 87 mm | 11 | – | – | 7.6 |
| August | 26°C | 19°C | 112 mm | 10 | – | – | 7.6 |
| September | 21°C | 15°C | 169 mm | 11 | – | – | 7.0 |
| October | 16°C | 11°C | 184 mm | 13 | – | – | 5.9 |
| November | 11°C | 7°C | 195 mm | 13 | – | – | 5.0 |
| December | 7°C | 3°C | 129 mm | 10 | – | – | 5.1 |