The highest day temperature in May 2023 was 110°F. The lowest night temperature was 72°F. The average values for day and night temperatures during May were 91.6°F и 80.7°F respectivly.

The average sea surface temperature in May 2023 for Guangzhou was 82.8°F. The maximum and minimum values were 77.8°F and 89.8°F respectively.

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

Precipitation total in May for Guangzhou is 9.9 in. It makes may the most rainy month of the year.

The average wind speed in May is 7.2 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 Guangzhou in May is 5.4 hours.