Santiago Tuxtla Weather in September

September in Santiago Tuxtla sees daytime temperatures around 31°C (88°F) and lows of 24°C (75°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.

Rainfall in Santiago Tuxtla in September

As part of the rainy season, Santiago Tuxtla sees around 18 days of rain in September, with an average of 394 mm (16 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.

Temperature in Santiago Tuxtla in September

In September, Santiago Tuxtla gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 24°C (75°F). For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Santiago Tuxtla. Our weather planner can help you explore destinations with more pleasant weather conditions.