In December, Deltona typically sees daytime highs of 22.1°C and overnight lows around 9.3°C. Compared to the annual average high of 27.8°C, December runs -5.7°C.
December in Deltona averages a daytime high of 22.1°C and an overnight low of 9.3°C.
December runs -5.7°C compared to Deltona's annual average high of 27.8°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 22.1°C and cooler evenings around 9.3°C.