The highest day temperature in May 2024 was 102°F. The lowest night temperature was 66°F. The average values for day and night temperatures during May were 95.8°F и 71.2°F respectivly.

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

Precipitation total in May for Petrolina is 0.4 in.

The average wind speed in May is 13.3 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 Petrolina in May is 6.8 hours.