In December, Merced typically sees daytime highs of 13.0°C and overnight lows around 2.1°C. Compared to the annual average high of 24.3°C, December runs -11.3°C.
December in Merced averages a daytime high of 13.0°C and an overnight low of 2.1°C.
December runs -11.3°C compared to Merced's annual average high of 24.3°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 13.0°C and cooler evenings around 2.1°C.