In September, Oaxaca typically sees daytime highs of 21.6°C and overnight lows around 11.7°C. Compared to the annual average high of 22.9°C, September runs -1.3°C.
September in Oaxaca averages a daytime high of 21.6°C and an overnight low of 11.7°C.
September runs -1.3°C compared to Oaxaca's annual average high of 22.9°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 21.6°C and cooler evenings around 11.7°C.