December in Bat Yam averages a daily high of 20.7°C with nights around 9.7°C. Expect roughly 8.4 wet days totalling 97.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Bat Yam is March–June.
Based on BET DAGAN, IS (5.2km), 1995–2024. 30 years of December data.