In September, Juliaca typically sees daytime highs of 17.5°C and overnight lows around -0.5°C. Compared to the annual average high of 16.9°C, September runs +0.6°C.
September in Juliaca averages a daytime high of 17.5°C and an overnight low of -0.5°C.
September runs +0.6°C compared to Juliaca's annual average high of 16.9°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 17.5°C and cooler evenings around -0.5°C.