Average daily temperature in Trieste for the month of April is 11. You can expect a high of 16 and low around 10 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 16 |
| Low Temperature | 10 |
| Sunshine Per Day | 8 |
Useful Links: Trieste Weather: Average Weather & Yearly Climate