In December, Greenville typically sees daytime highs of 13.1°C and overnight lows around 0.7°C. Compared to the annual average high of 22.3°C, December runs -9.3°C.
December in Greenville averages a daytime high of 13.1°C and an overnight low of 0.7°C.
December runs -9.3°C compared to Greenville's annual average high of 22.3°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 13.1°C and cooler evenings around 0.7°C.