In April, Folsom typically sees daytime highs of 21.6°C and overnight lows around 7.3°C. Compared to the annual average high of 23.3°C, April runs -1.8°C.
April in Folsom averages a daytime high of 21.6°C and an overnight low of 7.3°C.
April runs -1.8°C compared to Folsom's annual average high of 23.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 21.6°C and cooler evenings around 7.3°C.