The highest day temperature in August 2026 was 106°F. The lowest night temperature was 66°F. The average values for day and night temperatures during August were 93.4°F и 70.3°F respectivly.

The average sea surface temperature in August 2026 for Irvine was 76.2°F. The maximum and minimum values were 73.0°F and 79.6°F respectively.

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

Precipitation total in August for Irvine is 0.1 in.

The average wind speed in August is 5.3 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 Irvine in August is 11.3 hours.