In December, Barry typically sees daytime highs of 8.4°C and overnight lows around 3.3°C. Compared to the annual average high of 13.0°C, December runs -4.7°C.
December in Barry averages a daytime high of 8.4°C and an overnight low of 3.3°C.
December runs -4.7°C compared to Barry's annual average high of 13.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 8.4°C and cooler evenings around 3.3°C.