The highest day temperature in May 2026 was 80°F. The lowest night temperature was 56°F. The average values for day and night temperatures during May were 71.2°F и 64.2°F respectivly.

The average sea surface temperature in May 2026 for Trapani was 67.1°F. The maximum and minimum values were 63.4°F and 72.8°F respectively.

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation total in May for Trapani is 0.6 in. It makes may one of the least rainy months of the year.

The average wind speed in May is 10.5 mph. It makes May one of the most windless months of the year for Trapani.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Trapani in May is 11.5 hours.