In March, Mission Viejo typically sees daytime highs of 19.6°C and overnight lows around 7.5°C. Compared to the annual average high of 23.2°C, March runs -3.5°C.
March in Mission Viejo averages a daytime high of 19.6°C and an overnight low of 7.5°C.
March runs -3.5°C compared to Mission Viejo's annual average high of 23.2°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 19.6°C and cooler evenings around 7.5°C.