In January, Hanoi typically sees daytime highs of 19.8°C and overnight lows around 13.6°C. Compared to the annual average high of 27.6°C, January runs -7.8°C.
January in Hanoi averages a daytime high of 19.8°C and an overnight low of 13.6°C.
January runs -7.8°C compared to Hanoi's annual average high of 27.6°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 19.8°C and cooler evenings around 13.6°C.