Sunnah fasting days in August 2025
August 2025 spans Safar 1447 – Rabi' al-awwal 1447 AH on the standard Umm al-Qura reckoning. Below is every recommended fasting day in the month with its exact date. If your community's moon sighting runs a day ahead or behind, shift the Hijri dates by one day — the converter and calendar feed both have a ±1 sync setting for exactly this.
10 Safar 1447 AH Monday fast
13 Safar 1447 AH White Day (Ayyam al-Beed) · Thursday fast
17 Safar 1447 AH Monday fast
20 Safar 1447 AH Thursday fast
24 Safar 1447 AH Monday fast
27 Safar 1447 AH Thursday fast
2 Rabi' al-awwal 1447 AH Monday fast
5 Rabi' al-awwal 1447 AH Thursday fast
To understand any of these days — the White Days, Mondays & Thursdays, Ashura, Arafah — the blog walks through each one with sources quoted verbatim.
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