Why do Islamic dates change each year?

Islamic dates follow the Hijri lunar calendar, which has 354-355 days per year (about 11 days shorter than the Gregorian calendar). This means Islamic events shift approximately 11 days earlier each Gregorian year.

How accurate are these Islamic dates?

Our dates are calculated using astronomical algorithms. However, some Islamic dates (like Ramadan) are traditionally determined by moon sighting, which may vary by 1-2 days depending on location and religious authority.

What are the main Islamic events in October 2043?

The main Islamic events in October 2043 include: Birth of Fatima al-Masuma (as), daugther of Imam Musa al-Kadhim (as), Sending of a message from Muslim ibn Aqil (as) to Imam al-Hussain (as) regarding the situation in Kufa, Birth of Imam al-Ridha (as).

2043 Calendar

Shia Calendar October 2043

View the complete Shia calendar for October 2043. This month features 3 significant Islamic dates observed by Shia Muslims worldwide, with accurate Hijri to Gregorian date conversions for your planning needs.

Last updated: February 22, 2026

Summary

October 2043 contains 3 Shia Islamic events. There are 2 celebrations during this month. All dates show both Hijri and Gregorian equivalents.

•3 Shia Islamic events in October 2043
•2 celebrations this month
•All dates in Hijri and Gregorian formats
•Events can be added to your personal calendar
•Dates accurate for 2043 (shift ~11 days each year)

Shia Calendar for October 2043

The Shia calendar for October 2043 shows all Islamic events falling within this Gregorian month. Because the Islamic Hijri calendar is lunar-based (354-355 days per year), the specific events in any given Gregorian month change from year to year. This page shows exactly which Shia religious dates occur during October 2043.

All Events in October 2043

5Oct

Celebration

Birth of Fatima al-Masuma (as), daugther of Imam Musa al-Kadhim (as)

Lady Fatima Masuma (A), daughter of Imam Mūsā al-Kāđim (A) and Najmah Khātūn, was born on 1st Dhul Qa`dah 173 A.H. in Madina and died in Qum in 201 A.H. at age 28. Imams foretold her birth and burial in Qum over 45 years prior, promising paradise for her visitors and her intercession for Shi'a on Judgment Day. Known as Masuma and Karīmat Ahl al-Bayt, she narrated authentic traditions and remained unmarried due to lack of suitable matches amid persecution. Under her brother Imam al-Ridā's (A) guardianship, she achieved high spiritual knowledge.

1 Dhu al-Qi'dah 1465 AH

13Oct

Event

Sending of a message from Muslim ibn Aqil (as) to Imam al-Hussain (as) regarding the situation in Kufa

Muslim ibn Aqil sent a message to Imam al-Hussain warning him not to come to Kufa, as people will betray him.

9 Dhu al-Qi'dah 1465 AH

15Oct

Celebration

Birth of Imam al-Ridha (as)

Imam Ali al-Ridha, the Eighth Imam, was born in Medina in 148 Hijri and succeeded his father Imam Musa al-Kazim at age 35 after the latter's imprisonment and death by Harun al-Rashid. Facing Abbasid tyranny, he continued guiding followers discreetly. Summoned by Mamun to Merv in 200 Hijri amid succession struggles, he was appointed heir-apparent to gain Persian support, leading to Mamun's victory over Amin. Imam Ridha lived simply, established Karbala Majalis in Qom and Tus, and died poisoned in Tus in 203 Hijri at age 55, buried near Harun's tomb.

11 Dhu al-Qi'dah 1465 AH

Key Takeaways

13 Shia Islamic events in October 2043
22 celebrations this month
3All dates in Hijri and Gregorian formats
4Events can be added to your personal calendar
5Dates accurate for 2043 (shift ~11 days each year)

Frequently Asked Questions

There are 3 Islamic events in October 2043, including 0 commemorations and 2 celebrations.