The highest day temperature in August 2025 was 77°F. The lowest night temperature was 55°F. The average values for day and night temperatures during August were 72.5°F и 58.5°F respectivly.

The average sea surface temperature in August 2025 for Cartago was 88.2°F. The maximum and minimum values were 87.6°F and 89.2°F respectively.

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

Precipitation total in August for Cartago is 17.8 in.

The average wind speed in August is 3.0 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 Cartago in August is 5.3 hours.