In December, Johns Creek typically sees daytime highs of 11.8°C and overnight lows around 0.3°C. Compared to the annual average high of 21.5°C, December runs -9.7°C.
December in Johns Creek averages a daytime high of 11.8°C and an overnight low of 0.3°C.
December runs -9.7°C compared to Johns Creek's annual average high of 21.5°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.8°C and cooler evenings around 0.3°C.