The highest day temperature in June 2025 was 86°F. The lowest night temperature was 81°F. The average values for day and night temperatures during June were 84.8°F и 84.6°F respectivly.

The average sea surface temperature in June 2025 for San Luis was 86.9°F. The maximum and minimum values were 86.0°F and 87.8°F respectively.

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

Precipitation total in June for San Luis is 4.2 in. It makes june the most rainy month of the year.

The average wind speed in June is 13.9 mph.

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 Luis in June is 4.3 hours.