In March, Joliet typically sees daytime highs of 7.6°C and overnight lows around -2.4°C. Compared to the annual average high of 15.3°C, March runs -7.7°C.
March in Joliet averages a daytime high of 7.6°C and an overnight low of -2.4°C.
March runs -7.7°C compared to Joliet's annual average high of 15.3°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 7.6°C and cooler evenings around -2.4°C.