In December, Cedar Rapids typically sees daytime highs of 0.2°C and overnight lows around -9.1°C. Compared to the annual average high of 14.4°C, December runs -14.3°C.
December in Cedar Rapids averages a daytime high of 0.2°C and an overnight low of -9.1°C.
December runs -14.3°C compared to Cedar Rapids's annual average high of 14.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 0.2°C and cooler evenings around -9.1°C.