WanderWhen

Guangzhou weather in May

May is a challenging month to visit Guangzhou — consider November–January instead. Expect highs around 30°C, lows near 23°C, and about 22.6 days with rain.

4.2 · Poortravel score for May
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg high
30°C
Avg low
23°C
Rainfall
317 mm
Rain days
22.6
Sunshine
7.6 h/day
Daylight
13.1 h

What to pack for Guangzhou in May

  • light, breathable clothing
  • sun protection (hat, SPF 50)
  • a compact umbrella or rain shell — rain is frequent
  • expect humid, sticky conditions

Humidity averages 83%; max daily wind around 17 km/h.

How May compares

January: 9.5/10 JFebruary: 9.1/10 FMarch: 7.5/10 MApril: 6.6/10 AMay: 4.2/10 MJune: 3.0/10 JJuly: 2.4/10 JAugust: 2.8/10 ASeptember: 3.4/10 SOctober: 8.2/10 ONovember: 9.8/10 NDecember: 10.0/10 D

Best months in Guangzhou: November–January. See the full best time to visit Guangzhou guide.

Guangzhou in May: the details

In May, Guangzhou sees average daytime highs of 30°C (86°F) and overnight lows of 23°C (74°F). Rainfall totals roughly 317 mm across 22.6 rainy days, and the sun shines about 7.6 hours per day with 13.1 hours of daylight mid-month. Relative humidity averages 83%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Guangzhou, China (23.12, 113.25) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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