In December, Goodyear typically sees daytime highs of 19.3°C and overnight lows around 3.3°C. Compared to the annual average high of 30.1°C, December runs -10.9°C.
December in Goodyear averages a daytime high of 19.3°C and an overnight low of 3.3°C.
December runs -10.9°C compared to Goodyear's annual average high of 30.1°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 19.3°C and cooler evenings around 3.3°C.