In March, Santa Rosa typically sees daytime highs of 32.0°C and overnight lows around 22.7°C. Compared to the annual average high of 31.2°C, March runs +0.9°C.
March in Santa Rosa averages a daytime high of 32.0°C and an overnight low of 22.7°C.
March runs +0.9°C compared to Santa Rosa's annual average high of 31.2°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 32.0°C and cooler evenings around 22.7°C.