The highest day temperature in July 2026 was 108°F. The lowest night temperature was 80°F. The average values for day and night temperatures during July were 95.0°F и 85.4°F respectivly.

The average sea surface temperature in July 2026 for Zarzis was 89.9°F. The maximum and minimum values were 87.8°F and 92.6°F respectively.

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

Precipitation total in July for Zarzis is 0.0 in. It makes july the least rainy month of the year.

The average wind speed in July is 11.3 mph. This value is relatively stable throughout the year.

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 Zarzis in July is 13.8 hours.