Santa Cruz de la Sierra Weather in September

September: hot afternoons

September feels warm to hot, with afternoons reaching 32°C and nights staying mild. It's warmer than August, while October is hotter and wetter. Rain usually comes on a handful of days, so showers can interrupt plans without defining the whole visit.

You can explore Plaza 24 de Septiembre, the cathedral and the historic centre, then head indoors during the stickiest part of the day. The dry stretches also suit a visit to Biocentro Güembé, though its pools may feel more appealing than a long walk. Save strenuous outings for cooler hours. September is not the best time to escape the heat in the nearby lowlands.

ExpoCruz and Santa Cruz Day

September brings ExpoCruz, a large trade fair and agricultural show held at Fexpocruz. The city's anniversary, celebrated on September 24, adds civic events and local pride. The fair can mean busy roads and fuller hotels around the venue, so expect a livelier, pricier spell when it's on.

If you hate crowds, visit outside the ExpoCruz period and anniversary celebrations. September is generally past Bolivia's June–August high season, but these events can raise prices in Santa Cruz. Dates vary by year, so check the event schedule before choosing your stay.

Make the heat work for you

Travelling with kids? A morning at Güembé, with its pools and tropical gardens, can be easier than sightseeing through the hottest afternoon hours. In the centre, take a shaded break near Plaza 24 de Septiembre and try majadito, a local rice dish with meat and plantain.

For ExpoCruz, use a taxi or ride-hailing service to reach Fexpocruz rather than assuming the drive will be quick; traffic can build around the fairgrounds. September offers plenty of usable sightseeing weather, but if you want cooler conditions, June and July are the better months.