The highest day temperature in May 2023 was 98°F. The lowest night temperature was 66°F. The average values for day and night temperatures during May were 88.6°F и 74.9°F respectivly.

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

Precipitation total in May for Piedras Negras is 1.4 in. It makes may the most rainy month of the year.

The average wind speed in May is 10.9 mph. It makes May one of the most windy months of the year for Piedras Negras.

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 Piedras Negras in May is 7.9 hours.