In March, Richardson typically sees daytime highs of 19.9°C and overnight lows around 7.1°C. Compared to the annual average high of 24.7°C, March runs -4.8°C.
March in Richardson averages a daytime high of 19.9°C and an overnight low of 7.1°C.
March runs -4.8°C compared to Richardson's annual average high of 24.7°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 19.9°C and cooler evenings around 7.1°C.