The highest day temperature in July 2026 was 89°F. The lowest night temperature was 71°F. The average values for day and night temperatures during July were 83.6°F и 79.5°F respectivly.

The average sea surface temperature in July 2026 for Zakynthos was 83.4°F. The maximum and minimum values were 81.4°F and 85.6°F respectively.

Almost all days in July are sunny. There is very low probability of clouds or gloomy days.

Precipitation total in July for Zakynthos is 0.1 in. It makes july the least rainy month of the year.

The average wind speed in July is 8.9 mph.

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 Zakynthos in July is 13.9 hours.