The highest day temperature in May 2025 was 101°F. The lowest night temperature was 62°F. The average values for day and night temperatures during May were 91.8°F и 69.7°F respectivly.

The average sea surface temperature in May 2025 for Zihuatanejo was 88.8°F. The maximum and minimum values were 86.8°F and 90.4°F respectively.

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

Precipitation total in May for Zihuatanejo is 0.2 in.

The average wind speed in May is 5.9 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 Zihuatanejo in May is 11.0 hours.