In December, Formosa typically sees daytime highs of 27.2°C and overnight lows around 18.1°C. Compared to the annual average high of 27.7°C, December runs -0.5°C.
December in Formosa averages a daytime high of 27.2°C and an overnight low of 18.1°C.
December runs -0.5°C compared to Formosa's annual average high of 27.7°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 27.2°C and cooler evenings around 18.1°C.