In April, Santa Rosa typically sees daytime highs of 33.7°C and overnight lows around 23.9°C. Compared to the annual average high of 31.2°C, April runs +2.5°C.
April in Santa Rosa averages a daytime high of 33.7°C and an overnight low of 23.9°C.
April runs +2.5°C compared to Santa Rosa's annual average high of 31.2°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 33.7°C and cooler evenings around 23.9°C.