In December, Greenville typically sees daytime highs of 12.0°C and overnight lows around -0.0°C. Compared to the annual average high of 21.9°C, December runs -9.8°C.
December in Greenville averages a daytime high of 12.0°C and an overnight low of -0.0°C.
December runs -9.8°C compared to Greenville's annual average high of 21.9°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 12.0°C and cooler evenings around -0.0°C.