Yangjiang weather in May

In May, Yangjiang has daytime highs averaging 29 °C, nights around 24 °C, with 23 wet days, and a sea temperature of 27 °C. Figures are 1991–2020 climate normals.

  1. Jan 16°
  2. Feb 17°
  3. Mar 20°
  4. Apr 23°
  5. May 26°
  6. Jun 27°
  7. Jul 28°
  8. Aug 28°
  9. Sep 26°
  10. Oct 24°
  11. Nov 21°
  12. Dec 17°

Daily temperatures through May

20° 27° 33° 18152229
Daily high Daily low Day of month on the horizontal axis. Highs peak at 30.2 °C and lows bottom out at 22.9 °C.

How May develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days Avg high Avg low Chance of rain
1–10 May 28.4 °C 23.1 °C 70 %
11–20 May 29.2 °C 23.8 °C 71 %
21–31 May 29.4 °C 24.2 °C 76 %
0% 50% 100% 1 5 10 15 20 25 30
Chance of a wet day (over 1 mm) by date in May. Wettest date over the 30 years: May 20, at 93 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical May Share of the month
Days above 25 °C 30 of 31 96 %
Days above 30 °C 10 of 31 33 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 23 of 31 73 %

Conditions in May

MeasureAverage
Mean temperature 26 °C
Record high (1991–2020) 33 °C
Record low (1991–2020) 16 °C
Relative humidity 86 %
Wind speed 14 km/h
Cloud cover 80 %

May compared with the months around it

Month Avg high Rainfall Cloud
March 23.9 °C 65 mm 77 %
April 26.8 °C 140 mm 77 %
May 29.0 °C 276 mm 80 %
June 30.1 °C 335 mm 85 %
July 30.6 °C 291 mm 79 %

See all twelve months for Yangjiang

QuestionsMay in Yangjiang, answered

How warm is Yangjiang in May?

Daily highs average 29 °C and nights fall to about 24 °C, a spread of 5.3 °C between afternoon and dawn. That makes May the 5th warmest month of the year here.

Does it rain much in Yangjiang in May?

May averages 276 mm of rain, spread over about 23 of the 31 days — 73 % of the month. Cloud cover averages 80 % of the sky.

Is the sea warm enough to swim in May?

The sea averages 27 °C off Yangjiang in May. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in May?

Yangjiang averages 13 hours between sunrise and sunset in May. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.