In January, Sao Joao da Boa Vista typically sees daytime highs of 28.1°C and overnight lows around 17.9°C. Compared to the annual average high of 26.7°C, January runs +1.4°C.
January in Sao Joao da Boa Vista averages a daytime high of 28.1°C and an overnight low of 17.9°C.
January runs +1.4°C compared to Sao Joao da Boa Vista's annual average high of 26.7°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 28.1°C and cooler evenings around 17.9°C.