The highest day temperature in October 2026 was 105°F. The lowest night temperature was 62°F. The average values for day and night temperatures during October were 88.1°F и 71.7°F respectivly.

The average sea surface temperature in October 2026 for Irvine was 75.2°F. The maximum and minimum values were 73.8°F and 76.6°F respectively.

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

Precipitation total in October for Irvine is 0.2 in.

The average wind speed in October is 4.8 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 October is 9.3 hours.