In March, Pontiac typically sees daytime highs of 5.8°C and overnight lows around -3.9°C. Compared to the annual average high of 13.9°C, March runs -8.1°C.
March in Pontiac averages a daytime high of 5.8°C and an overnight low of -3.9°C.
March runs -8.1°C compared to Pontiac's annual average high of 13.9°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 5.8°C and cooler evenings around -3.9°C.