WanderWhen

Chongqing weather in September

September is a fair shoulder-season month in Chongqing — decent conditions with some trade-offs. Expect highs around 29°C, lows near 22°C, and about 13.8 days with rain.

5.9 · Fairtravel score for September
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg high
29°C
Avg low
22°C
Rainfall
159 mm
Rain days
13.8
Sunshine
7.5 h/day
Daylight
12.2 h

What to pack for Chongqing in September

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

Humidity averages 75%; max daily wind around 12 km/h.

How September compares

January: 4.9/10 JFebruary: 6.7/10 FMarch: 7.8/10 MApril: 7.1/10 AMay: 7.1/10 MJune: 5.5/10 JJuly: 3.3/10 JAugust: 3.2/10 ASeptember: 5.9/10 SOctober: 7.1/10 ONovember: 7.7/10 NDecember: 5.5/10 D

Best months in Chongqing: March–May & October–November. See the full best time to visit Chongqing guide.

Chongqing in September: the details

In September, Chongqing sees average daytime highs of 29°C (85°F) and overnight lows of 22°C (72°F). Rainfall totals roughly 159 mm across 13.8 rainy days, and the sun shines about 7.5 hours per day with 12.2 hours of daylight mid-month. Relative humidity averages 75%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Chongqing, China (29.56, 106.56) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

Get one email a month with the destinations at their seasonal best. Double opt-in, unsubscribe anytime.