The highest day temperature in October 2025 was 85°F. The lowest night temperature was 39°F. The average values for day and night temperatures during October were 70.3°F и 54.6°F respectivly.

The average sea surface temperature in October 2025 for Bahia Blanca was 60.1°F. The maximum and minimum values were 56.2°F and 63.4°F respectively.

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

Precipitation total in October for Bahia Blanca is 0.5 in.

The average wind speed in October is 12.3 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 Bahia Blanca in October is 9.7 hours.