In March, Santa Tecla typically sees daytime highs of 30.9°C and overnight lows around 18.7°C. Compared to the annual average high of 29.2°C, March runs +1.6°C.
March in Santa Tecla averages a daytime high of 30.9°C and an overnight low of 18.7°C.
March runs +1.6°C compared to Santa Tecla's annual average high of 29.2°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.9°C and cooler evenings around 18.7°C.