In December, Manhattan typically sees daytime highs of 6.0°C and overnight lows around -5.6°C. Compared to the annual average high of 19.2°C, December runs -13.2°C.
December in Manhattan averages a daytime high of 6.0°C and an overnight low of -5.6°C.
December runs -13.2°C compared to Manhattan's annual average high of 19.2°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 6.0°C and cooler evenings around -5.6°C.