Jumaada al-Thani 1, 1439 will be Saturday, February 17, 2018. The moon was sighted by our contacts in California on Friday, February 16th, 2018 (Jumaada al-Awwal 29, 1439). As such, Jumaada al-Awwal will complete 29 days and 1st of Jumaada al-Thani will be on Saturday, February 17, 2018.