In March, Hamilton typically sees daytime highs of 4.1°C and overnight lows around -4.9°C. Compared to the annual average high of 12.8°C, March runs -8.7°C.
March in Hamilton averages a daytime high of 4.1°C and an overnight low of -4.9°C.
March runs -8.7°C compared to Hamilton's annual average high of 12.8°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 4.1°C and cooler evenings around -4.9°C.