Hong Kong Weather December 2024. Although the temperatures begin to cool off compared to november, they’re far from cold. In december, hong kong experiences mild and comfortable weather, with an average temperature of 18.9°c (66°f).
The range of average daytime temperatures are around 17℃ 63℉ and 23℃ 74℉. Sun hung kai credit, like all hong kong citizens, is thrilled to cheer on the winning athletes.