The highest day temperature in July 2025 was 93°F. The lowest night temperature was 60°F. The average values for day and night temperatures during July were 85.1°F и 70.4°F respectivly.

The average sea surface temperature in July 2025 for Supetar was 79.4°F. The maximum and minimum values were 76.6°F and 82.6°F respectively.

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

Precipitation total in July for Supetar is 0.9 in. It makes july one of the least rainy months of the year.

The average wind speed in July is 7.1 mph. It makes July one of the most windless months of the year for Supetar.

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 Supetar in July is 13.2 hours.