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The Indonesian government and Muhammadiyah have different predictions for the start of Ramadhan 2026. The Ministry of Religious Affairs (Kemenag) projects it to begin on Thursday, February 19, 2026, while Muhammadiyah's calculation differs by one day. The final determination awaits the government's isbat ceremony, which uses the Rukyatul Hilal method validated by MABIMS criteria.
The Indonesian Muslim community is anticipating the start of Ramadhan 2026 with varying predictions from major Islamic organizations. The Ministry of Religious Affairs (Kemenag) has announced that Ramadhan is expected to begin on Thursday, February 19, 2026, according to their Hijri calendar calculations. However, Muhammadiyah's prediction differs by one day, creating uncertainty among the public.
The Indonesian government will make the final determination through the isbat ceremony, which follows the Rukyatul Hilal method. This traditional method involves observing the moon's visibility and is validated by the MABIMS (Brunei, Indonesia, Malaysia, and Singapore Ministers of Religious Affairs) criteria. As of January 9, 2026, there are approximately 41 days until the predicted start of Ramadhan.
The countdown to Ramadhan has begun, with Muslims preparing for the holy month of fasting and spiritual reflection. The difference in predictions between Kemenag and Muhammadiyah has sparked public discussion about the exact date. The government's isbat ceremony will provide the official determination, which is typically followed by the majority of Indonesian Muslims.