In December, Eastleigh typically sees daytime highs of 8.0°C and overnight lows around 2.9°C. Compared to the annual average high of 13.4°C, December runs -5.4°C.
December in Eastleigh averages a daytime high of 8.0°C and an overnight low of 2.9°C.
December runs -5.4°C compared to Eastleigh's annual average high of 13.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 8.0°C and cooler evenings around 2.9°C.