In March, St Helens typically sees daytime highs of 9.0°C and overnight lows around 2.3°C. Compared to the annual average high of 12.6°C, March runs -3.6°C.
March in St Helens averages a daytime high of 9.0°C and an overnight low of 2.3°C.
March runs -3.6°C compared to St Helens's annual average high of 12.6°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 9.0°C and cooler evenings around 2.3°C.