The highest day temperature in May 2026 was 91°F. The lowest night temperature was 82°F. The average values for day and night temperatures during May were 89.6°F и 84.5°F respectivly.

The average sea surface temperature in May 2026 for Santa Teresa was 90.4°F. The maximum and minimum values were 89.6°F and 91.6°F respectively.

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

Precipitation total in May for Santa Teresa is 3.8 in.

The average wind speed in May is 4.9 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 Santa Teresa in May is 5.0 hours.