Weather in Chongqing in August

A hard month. August asks something of you. Go in knowing what. You should expect rain on 15 days of the month, which is more days wet than dry.

August ranks 11 of 12 — near the bottom of Chongqing's year. March is the month that works, and the swing between the two is 44 points, which is a different holiday rather than a slightly better one.

Rain on 15 days, 4 of them heavy. Enough to need a plan B, not enough to need a plan around it. Pack for 33.5 °C days and 24 °C nights; the spread matters more here than any single number.

What the averages hide

Averages flatten a month, and this one hides a few things: 11 days clear 35 °C, so a serious heatwave is normal rather than notable. Across the twenty years measured, the hottest August day reached 44.1 °C and the coldest night fell to 17.4 °C, and the wettest single day dropped 121 mm — roughly 85% of the month's rain in one day.

August is moderately variable: 33 mm in the driest year against 339 mm in the wettest, around an average of 143 mm. Roughly two Augusts in three land near that average, and the third does something else entirely.

Wind is light at 5.4 km/h, so the temperature on the page is close to the temperature on your skin, and humidity is unremarkable at 73%.

How August sits in the year

Temperatures hold steady either side: 33.4 °C in July, 33.5 here, 29.4 in September. Nothing about the timing within the month matters much.

Daylight in August

13.2 hours of daylight, losing 0.8 hours across the month. That is between Chongqing's extremes of 14 and 10.3 hours, so days are long enough not to constrain the plan.

An inland climate

With no coast nearby, the year swings a fair way — 30.5 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.

How busy it gets

Quiet. Few other visitors, cheaper rooms, and a real chance some seasonal operators are shut.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

August in Chongqing versus nearby

If Chongqing is one option among several, the nearby comparison is worth making. Chengdu is close enough to be a coin toss — 2.5 °C cooler, 6 days more rain. Xi’an is close enough to be a coin toss — within a degree on temperature, 1 day less rain.

So: August is a compromise. March is 42 points better and is what Chongqing is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Chongqing

See all twelve months in Chongqing, or where else to go in August.