Sunnah fasting days in January 2023

January 2023 spans Jumada al-thani 1444 – Rajab 1444 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.

9 Jumada al-thani 1444 AH Monday fast
12 Jumada al-thani 1444 AH Thursday fast
13 Jumada al-thani 1444 AH White Day (Ayyam al-Beed)
16 Jumada al-thani 1444 AH Monday fast
19 Jumada al-thani 1444 AH Thursday fast
23 Jumada al-thani 1444 AH Monday fast
26 Jumada al-thani 1444 AH Thursday fast
1 Rajab 1444 AH Monday fast
4 Rajab 1444 AH Thursday fast
8 Rajab 1444 AH Monday 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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