In March, San Rafael typically sees daytime highs of 27.3°C and overnight lows around 11.8°C. Compared to the annual average high of 23.7°C, March runs +3.6°C.
March in San Rafael averages a daytime high of 27.3°C and an overnight low of 11.8°C.
March runs +3.6°C compared to San Rafael's annual average high of 23.7°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 27.3°C and cooler evenings around 11.8°C.