January in Zarqa averages a daily high of 13.6°C with nights around 3°C. Expect roughly 5 wet days totalling 18.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Zarqa is October–November.
Based on KING HUSSEIN, JO (35.4km), 1995–2024. 17 years of January data.