May Weather in Trieste

Last updated: March 2, 2024

The weather in Trieste, Italy, during May is characterized by an average temperature of 16°C (61°F). Highs can soar to 23°C (74°F), while lows may dip to 8°C (47°F). Typically, the humidity level in Trieste throughout May hovers around 70%.

8°C (47°F)

Minimum temperature

16°C (61°F)

Average temperature

23°C (74°F)

Maximum temperature

70%

Humidity

Precipitation and Sunshine hours

In May, Trieste averages 175 mm (6.9 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 14 hours 55 minutes of daylight, with the sun shining for approximately 11 hours 59 minutes each day. Additionally, there is a 37% probability of sunny days during this period.

175 mm (6.9 inches)

Precipitation

19 rainy days

Rainy days

11 hours 59 minutes

Sunshine hours

37%

Chance of sun

UV Index

In May, the UV Index in Trieste reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 2 3 5 6 8 8 7 6 4 3 2 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Trieste's Climate with Cities Worldwide