In April, Rapid City typically sees daytime highs of 14.2°C and overnight lows around 0.1°C. Compared to the annual average high of 15.6°C, April runs -1.5°C.
April in Rapid City averages a daytime high of 14.2°C and an overnight low of 0.1°C.
April runs -1.5°C compared to Rapid City's annual average high of 15.6°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 14.2°C and cooler evenings around 0.1°C.