In January, Sao Mateus typically sees daytime highs of 30.9°C and overnight lows around 21.6°C. Compared to the annual average high of 28.8°C, January runs +2.2°C.
January in Sao Mateus averages a daytime high of 30.9°C and an overnight low of 21.6°C.
January runs +2.2°C compared to Sao Mateus's annual average high of 28.8°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 30.9°C and cooler evenings around 21.6°C.