The highest day temperature in October 2025 was 89°F. The lowest night temperature was 72°F. The average values for day and night temperatures during October were 86.8°F и 75.0°F respectivly.

The average sea surface temperature in October 2025 for San Agustinillo was 89.3°F. The maximum and minimum values were 88.6°F and 90.2°F respectively.

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

Precipitation total in October for San Agustinillo is 3.8 in. It makes october one of the most rainy months of the year.

The average wind speed in October is 4.1 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 San Agustinillo in October is 5.2 hours.