In December, Parnaiba typically sees daytime highs of 31.9°C and overnight lows around 24.0°C. Compared to the annual average high of 31.3°C, December runs +0.6°C.
December in Parnaiba averages a daytime high of 31.9°C and an overnight low of 24.0°C.
December runs +0.6°C compared to Parnaiba's annual average high of 31.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 31.9°C and cooler evenings around 24.0°C.