In September, Guarenas typically sees daytime highs of 30.3°C and overnight lows around 20.9°C. Compared to the annual average high of 29.6°C, September runs +0.6°C.
September in Guarenas averages a daytime high of 30.3°C and an overnight low of 20.9°C.
September runs +0.6°C compared to Guarenas's annual average high of 29.6°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 30.3°C and cooler evenings around 20.9°C.