In April, St Helens typically sees daytime highs of 11.8°C and overnight lows around 3.9°C. Compared to the annual average high of 12.6°C, April runs -0.8°C.
April in St Helens averages a daytime high of 11.8°C and an overnight low of 3.9°C.
April runs -0.8°C compared to St Helens's annual average high of 12.6°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 11.8°C and cooler evenings around 3.9°C.