In March, Hartford typically sees daytime highs of 8.0°C and overnight lows around -3.3°C. Compared to the annual average high of 15.7°C, March runs -7.7°C.
March in Hartford averages a daytime high of 8.0°C and an overnight low of -3.3°C.
March runs -7.7°C compared to Hartford's annual average high of 15.7°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 8.0°C and cooler evenings around -3.3°C.