Rabi al Akhir 2026: Dates, Calendar & Meaning

Rabi al Akhir is the fourth month of the Islamic (Hijri) calendar. It is also known as Rabi al-Thani and Rabi ul Akhir. In the 1448 AH calendar, this month falls across September and October 2026, running from around September 12 to October 11. As with every Hijri month, local moon sighting can shift the start by a day.

If you are still catching up on the month before this one, our Rabi al-Awwal guide walks through those dates in detail.

When Is Rabi al Akhir 2026?

Rabi al Akhir 1448 AH begins on September 12, 2026, and ends on October 11, 2026, based on the Umm al-Qura calendar used across Saudi Arabia and much of the Muslim world.

This year, Rabi al Akhir 2026 sits neatly between summer and autumn. The month opens on Saturday, September 12, 2026, and closes on Sunday, October 11, 2026, giving it a full 30 days. These dates come from the Umm al-Qura calendar, which many mosques and Islamic centers in the USA also follow.

Other sources place the same Rabi al-Akhir 1448 dates across September and October 2026 as well, with the first day landing on September 12. Not every community starts on the exact same day, though.

At least one moon sighting committee in North America announced September 13 instead, because the crescent was not confirmed the evening before. This one-day gap is completely normal in the Hijri calendar, and I explain why further down this page.

Event	Hijri Date	Gregorian Date
Start of Rabi al Akhir 1448	1 Rabi al Akhir	September 12, 2026 (Saturday)
End of Rabi al Akhir 1448	30 Rabi al Akhir	October 11, 2026 (Sunday)

Rabi al Akhir 1448 Calendar

The complete Rabi al Akhir 1448 calendar runs for 30 days, from September 12 to October 11, 2026. Use the table below to match any Hijri date in Rabi ul Akhir 2026 to its Gregorian equivalent.

Keeping a full calendar in front of you makes life so much easier. In our own planner shop, this is one of the most requested features every single month. Parents want it for their children's Islamic studies homework.

Professionals want it to plan around Islamic events at work. And honestly, most of us cannot do lunar date conversions in our heads, no matter how many years we have been doing this.

Here is the complete Hijri-to-Gregorian conversion for Rabi al Akhir 1448, based on the Umm al-Qura calendar.

Rabi al Akhir 1448	Gregorian Date	Day
1 Rabi al Akhir	Sep. 12, 2026	Saturday
2 Rabi al Akhir	Sep. 13, 2026	Sunday
3 Rabi al Akhir	Sep. 14, 2026	Monday
4 Rabi al Akhir	Sep. 15, 2026	Tuesday
5 Rabi al Akhir	Sep. 16, 2026	Wednesday
6 Rabi al Akhir	Sep. 17, 2026	Thursday
7 Rabi al Akhir	Sep. 18, 2026	Friday
8 Rabi al Akhir	Sep. 19, 2026	Saturday
9 Rabi al Akhir	Sep. 20, 2026	Sunday
10 Rabi al Akhir	Sep. 21, 2026	Monday
11 Rabi al Akhir	Sep. 22, 2026	Tuesday
12 Rabi al Akhir	Sep. 23, 2026	Wednesday
13 Rabi al Akhir	Sep. 24, 2026	Thursday
14 Rabi al Akhir	Sep. 25, 2026	Friday
15 Rabi al Akhir	Sep. 26, 2026	Saturday
16 Rabi al Akhir	Sep. 27, 2026	Sunday
17 Rabi al Akhir	Sep. 28, 2026	Monday
18 Rabi al Akhir	Sep. 29, 2026	Tuesday
19 Rabi al Akhir	Sep. 30, 2026	Wednesday
20 Rabi al Akhir	Oct. 1, 2026	Thursday
21 Rabi al Akhir	Oct. 2, 2026	Friday
22 Rabi al Akhir	Oct. 3, 2026	Saturday
23 Rabi al Akhir	Oct. 4, 2026	Sunday
24 Rabi al Akhir	Oct. 5, 2026	Monday
25 Rabi al Akhir	Oct. 6, 2026	Tuesday
26 Rabi al Akhir	Oct. 7, 2026	Wednesday
27 Rabi al Akhir	Oct. 8, 2026	Thursday
28 Rabi al Akhir	Oct. 9, 2026	Friday
29 Rabi al Akhir	Oct. 10, 2026	Saturday
30 Rabi al Akhir	Oct. 11, 2026	Sunday

These dates follow the Umm al-Qura calendar of Saudi Arabia. Your local mosque may observe the month a day earlier or later depending on moon sighting.

For example, if you are planning something for 11 Rabi al Akhir, simply check the table above (it falls on September 22, 2026) before adding it to your own calendar.

Is Rabi al Akhir the Same as Rabi al Thani?

Yes. Rabi al Akhir and Rabi al Thani are two names for the exact same month, the fourth month of the Islamic calendar.

This question comes up in our inbox more than almost any other. The short answer is yes, Rabi al Akhir and Rabi al Thani are the same month. You will also see it written as Rabi ul Akhir, or in Arabic, ربيع الآخر.

Different regions and different scholars simply prefer different names. Akhir and Thani both translate loosely to “the latter,” distinguishing this month from Rabi al-Awwal, the month before it.

So when you see “Rabi al Thani 1448” on one calendar and “Rabi al Akhir 1448” on another, they describe the same 30 days. For a deeper breakdown, see our Rabi al Thani 2026 guide if the naming still feels confusing.

What Does Rabi al Akhir Mean?

Rabi al Akhir combines two Arabic words: Rabi, meaning spring, and Al-Akhir, meaning the latter or the last.

The Islamic months were named centuries ago, back when the lunar calendar still lined up with the seasons in Arabia. Rabi al-Awwal and Rabi al-Akhir were both named during a season of spring, so their names literally mean the first spring and the latter spring.

Today, Rabi al-Akhir does not actually fall in spring anymore, and that confuses a lot of people we talk to. Here is the simple reason why. The Hijri calendar is a pure lunar calendar.

It runs about 10 to 11 days shorter than the Gregorian solar year, so every Islamic month slowly drifts backward through the seasons over time. That is exactly why Rabi al Akhir 2026 lands in September and October instead of spring.

Is Rabi al Akhir a Special Month in Islam?

Rabi al Akhir is one of the twelve months of the Hijri calendar, but it is not one of the four sacred months.

We want to be careful and honest here, because we have seen websites invent special practices for months that simply do not have any authentic basis.

Rabi al Akhir does not carry the same distinction as the sacred months described in the Quran. Allah mentions appointing twelve months in the year, four of which are sacred (Surah At-Tawbah, 9:36). Those four are:

• Muharram
• Rajab
• Dhul-Qadah
• Dhul-Hijjah

Rabi al-Akhir is not among them, and that does not make it any less worthy of your time. Every ordinary month is still a chance to build consistency in prayer, charity, and Quran reading.

The Prophet Muhammad (peace be upon him) taught that the most beloved deeds to Allah are the ones done regularly, even if they are small (Sahih al-Bukhari). We try to remind our own customers of this every single month, not just the well-known ones.

For a broader look at how the Islamic year is structured, our Islamic calendar guide explains where Rabi al Akhir fits alongside months like Muharram.

How to Use the Rabi al Akhir Calendar in Daily Life

A Hijri calendar becomes truly useful when you use it for daily planning, not just for looking up dates.

A few years ago, a customer messaged our shop asking why her planner only showed Gregorian dates. She told us she kept forgetting when her son's Islamic school events fell, because she only tracked one calendar at a time. That conversation is part of why we built dual dating into our own planners in the first place.

Here are a few ways we encourage people to use the Rabi al Akhir calendar in daily life:

• Track Islamic and Gregorian dates side by side
• Plan Islamic study circles or family gatherings around the month
• Record birthdays and anniversaries using both calendars
• Set small monthly worship goals, like reading a set number of Quran pages
• Track optional fasting days if that is part of your routine
• Write Hijri dates in journal entries to build the habit
• Teach children the Islamic months using a simple planner

If your planner shows September 22, 2026, you can check the table above, see that it is 11 Rabi al Akhir, and record both dates together instead of relying on memory. Harvard research on habit formation backs this up too. Small, repeated actions like this are what actually build lasting routines. If you want a planner built specifically for this kind of dual tracking, our Islamic planner page has options designed for exactly this.

Pro Tip: Keep both Hijri and Gregorian dates in your planner when scheduling events. Gregorian dates shift every year, but Hijri dates follow the lunar calendar consistently.

Why Can Rabi al Akhir Dates Differ by a Day?

Rabi al Akhir dates can shift by a day because the Hijri calendar depends on the sighting of the new moon, and that sighting is not identical everywhere.

Every Hijri month begins with a new lunar cycle, and the start of that cycle depends on whether the crescent moon is actually seen.

Some Islamic authorities calculate the calendar in advance, like the Umm al-Qura system used in Saudi Arabia. Others rely purely on local, physical moon sighting.

This year is a good example. While the Umm al-Qura calendar lists September 12, 2026, as the first day of Rabi al Akhir, at least one North American moon sighting committee announced September 13 instead, after no sighting was confirmed the evening before. Weather, visibility, and location all play a role, and that is exactly why your local mosque might post a slightly different date than a global calendar website.

Pro Tip: If you need the date for a religious event, check the calendar used by your local mosque or trusted Islamic authority, rather than relying only on an online conversion.

Rabi al Akhir 2026: Quick Facts

• Hijri year: 1448 AH
• Month: Rabi al Akhir
• Also called: Rabi al Thani, Rabi ul Akhir
• Month number: 4th of 12
• Calendar type: Islamic/Hijri (lunar)
• Gregorian period: September 12 to October 11, 2026
• Length: 30 days on the Umm al-Qura calendar
• Sacred month: No

Final Thoughts

Rabi al Akhir is the fourth month of the Hijri calendar, also called Rabi al Thani. In 1448 AH, it runs from around September 12 to October 11, 2026, though your local mosque may observe it a day earlier or later.

Whatever the exact date, use this month the way we encourage every customer in our shop to: with consistency, gratitude, and a plan you can actually follow.

FAQ:

When is Rabi al Akhir 2026?

Based on the Umm al-Qura calendar, Rabi al Akhir 1448 AH begins around September 12, 2026, and ends around October 11, 2026. Your local moon sighting may shift this by a day.

What is Rabi al Akhir also called?

Rabi al Akhir is also known as Rabi al-Thani and Rabi ul Akhir. In Arabic, it is written as ربيع الآخر. All three names refer to the same fourth month.

Is Rabi al Akhir the fourth month of the Islamic calendar?

Yes. Rabi al Akhir is the fourth month of the twelve months in the Hijri calendar, following Rabi al-Awwal.

How many days are in Rabi al Akhir?

A Hijri month can have either 29 or 30 days, depending on moon sighting. Rabi al Akhir 1448 AH has 30 days on the Umm al-Qura calendar.

Is Rabi al Akhir one of the sacred months in Islam?

No. The four sacred months are Muharram, Rajab, Dhul-Qadah, and Dhul-Hijjah. Rabi al Akhir is not among them, though it remains a good time for regular worship and good deeds.