In March, Lewisville typically sees daytime highs of 19.7°C and overnight lows around 7.2°C. Compared to the annual average high of 24.6°C, March runs -4.8°C.
March in Lewisville averages a daytime high of 19.7°C and an overnight low of 7.2°C.
March runs -4.8°C compared to Lewisville's annual average high of 24.6°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 19.7°C and cooler evenings around 7.2°C.