In December, Southport typically sees daytime highs of 8.2°C and overnight lows around 3.9°C. Compared to the annual average high of 12.3°C, December runs -4.2°C.
December in Southport averages a daytime high of 8.2°C and an overnight low of 3.9°C.
December runs -4.2°C compared to Southport's annual average high of 12.3°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 8.2°C and cooler evenings around 3.9°C.