In December, Jacarei typically sees daytime highs of 27.5°C and overnight lows around 18.8°C. Compared to the annual average high of 25.9°C, December runs +1.5°C.
December in Jacarei averages a daytime high of 27.5°C and an overnight low of 18.8°C.
December runs +1.5°C compared to Jacarei's annual average high of 25.9°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 27.5°C and cooler evenings around 18.8°C.