In March, Cupertino typically sees daytime highs of 16.1°C and overnight lows around 6.1°C. Compared to the annual average high of 19.2°C, March runs -3.1°C.
March in Cupertino averages a daytime high of 16.1°C and an overnight low of 6.1°C.
March runs -3.1°C compared to Cupertino's annual average high of 19.2°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 16.1°C and cooler evenings around 6.1°C.