In March, West Allis typically sees daytime highs of 4.6°C and overnight lows around -4.4°C. Compared to the annual average high of 12.9°C, March runs -8.3°C.
March in West Allis averages a daytime high of 4.6°C and an overnight low of -4.4°C.
March runs -8.3°C compared to West Allis's annual average high of 12.9°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 4.6°C and cooler evenings around -4.4°C.