White Days Fasting Calendar
Find the upcoming White Days, the 13th, 14th and 15th of each Hijri month, with calendar export and print options. We explicitly flag Ramadan and the day of Tashreeq in Dhul Hijjah.
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How it works
Method and accuracyWe convert lunar dates through the Umm al-Qura calendar, calculate upcoming months and flag days that should not be treated as ordinary voluntary fasts. The dates can vary with local sighting. See Sunan Abi Dawud 2449 for the three-day practice.
Good to know
Frequently askedShould I fast on 13 Dhul Hijjah as a White Day?
The 13th of Dhul Hijjah is among the days of Tashreeq, on which voluntary fasting is generally prohibited. Check with qualified local guidance.
Sunnah Tools provides informational calculations, not binding religious rulings. Dates and calculation methods vary by region. Confirm important worship decisions with trusted local guidance.