
Trieste Weather June
Trieste is located in oceanic climate that can be described as high humidity and moderate seasonal temperature fluctuations warm summer and soft but windy winter.
To help you choose the best time to travel, you can find climate data below on the weather in Trieste in June.
![]() | average daily high | +25.4°C |
![]() | average daily low | +17.5°C |
![]() | sea temperature | +22°C |
![]() | daytime | 16.3 h |
![]() | sunny / overcast hours | 8.1 / 8.2 |
![]() | average monthly precipitation | 102 mm |
High season with the best weather conditions for the beach leisure in Trieste are typically June, July, August.
Temperature in Trieste
In June the average daily maximum in Trieste is +25.4°C, and the minimum +17.5°C.
The hottest June day on record is +36.2°C, and the coldest +8.1°C.
Best beach resorts in June:

Barcelona
Spain

Algarve
Portugal

Marbella
Spain

Split
Croatia

Dubrovnik
Croatia

Rhodes
Greece
Daylight hours
There are 16.3 hours of daylight in Trieste in June. Out of these, on average 8.1 are sunny, which means it is mostly cloudy.
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Sea temperature
The average monthly temperature in the Adriatic Sea on the beaches of Trieste in June is +22°C.
The water is warm enough for nearly everyone to bathe in.
Precipitation
The amount of precipitation in Trieste in June is usually 102 mm, which may ruin part of the trip.