WanderWhen

Xiamen weather in September

September is a challenging month to visit Xiamen — consider November–February instead. Expect highs around 32°C, lows near 25°C, and about 13.3 days with rain.

4.5 · Poortravel score for September
Avg high
32°C
Avg low
25°C
Rainfall
136 mm
Rain days
13.3
Sunshine
10.4 h/day
Daylight
12.1 h

What to pack for Xiamen in September

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

Humidity averages 74%; max daily wind around 21 km/h.

Xiamen in September: the details

In September, Xiamen sees average daytime highs of 32°C (89°F) and overnight lows of 25°C (77°F). Rainfall totals roughly 136 mm across 13.3 rainy days, and the sun shines about 10.4 hours per day with 12.1 hours of daylight mid-month. Relative humidity averages 74%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Xiamen, China (24.48, 118.08) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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