In April, San Rafael typically sees daytime highs of 22.7°C and overnight lows around 7.6°C. Compared to the annual average high of 23.7°C, April runs -0.9°C.
April in San Rafael averages a daytime high of 22.7°C and an overnight low of 7.6°C.
April runs -0.9°C compared to San Rafael's annual average high of 23.7°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 22.7°C and cooler evenings around 7.6°C.