The highest day temperature in August 2025 was 111°F. The lowest night temperature was 65°F. The average values for day and night temperatures during August were 100.4°F и 72.3°F respectivly.

The average sea surface temperature in August 2025 for Izmir was 85.9°F. The maximum and minimum values were 82.2°F and 88.4°F respectively.

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

Precipitation total in August for Izmir is 0.1 in. It makes august one of the least rainy months of the year.

The average wind speed in August is 9.9 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 Izmir in August is 13.0 hours.