In March, La Mesa typically sees daytime highs of 19.1°C and overnight lows around 8.1°C. Compared to the annual average high of 22.5°C, March runs -3.3°C.
March in La Mesa averages a daytime high of 19.1°C and an overnight low of 8.1°C.
March runs -3.3°C compared to La Mesa's annual average high of 22.5°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 19.1°C and cooler evenings around 8.1°C.