In December, Cabo Frio typically sees daytime highs of 28.0°C and overnight lows around 21.3°C. Compared to the annual average high of 26.7°C, December runs +1.3°C.
December in Cabo Frio averages a daytime high of 28.0°C and an overnight low of 21.3°C.
December runs +1.3°C compared to Cabo Frio's annual average high of 26.7°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 28.0°C and cooler evenings around 21.3°C.