December in Ha'il averages a daily high of 19.7°C with nights around 6.4°C. Rain is rare — about 0 wet days and 0mm across the month. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Ha'il is February–March.
Based on HAIL, SA (9.9km), 1995–2024. 16 years of December data.