Prayer Times in Surabaya.

Prayer times in Surabaya: minimal seasonal variation

One of the distinctive features of praying in Surabaya, and tropical Indonesia more broadly, is the remarkable stability of prayer times across the calendar year. Because Surabaya sits close to the equator at 7.26 degrees south, the length of day and night changes by only about one hour between the solstices. This means all five prayers shift by only 15 to 30 minutes across the year, unlike in Europe or North America where the variation can be several hours.

Month	Subuh (Fajr)	Zuhur (Dhuhr)	Ashar (Asr)	Maghrib	Isya (Isha)
January	4:12 AM	11:44 AM	3:02 PM	5:48 PM	7:02 PM
March	4:05 AM	11:47 AM	3:07 PM	5:48 PM	7:01 PM
June	4:19 AM	11:37 AM	2:54 PM	5:31 PM	6:45 PM
September	4:08 AM	11:41 AM	2:58 PM	5:43 PM	6:56 PM
December	4:02 AM	11:39 AM	3:00 PM	5:49 PM	7:03 PM

All times in WIB (UTC+7). Indonesia does not observe daylight saving time. Times based on the Kementerian Agama RI calculation method.

The Kementerian Agama RI calculation method

Indonesia's prayer times are calculated and officially published by the Kementerian Agama Republik Indonesia (Ministry of Religious Affairs), abbreviated Kemenag. The ministry produces an annual national prayer schedule that is distributed through masjids, pesantrens, and Islamic schools across the archipelago. It applies a Fajr angle of 20 degrees below the horizon and an Isha angle of 18 degrees, which is slightly more conservative than the standard ISNA method of 15 degrees, ensuring that the pre-dawn light has fully receded before Subuh and the night has sufficiently darkened for Isya.

At Surabaya's tropical latitude, there is no difficulty in computing these angles; the sun descends to 18 degrees below the horizon every single night of the year, and rises through 20 degrees every morning. There is none of the summer-night ambiguity that creates controversy in Europe. As a result, Indonesian prayer times are entirely uncontroversial in their calculation: the Kemenag schedule is followed by virtually all masjids, with only minor city-to-city adjustments based on local longitude.

Indonesia does not observe daylight saving time. The entire country is split into three fixed time zones: Waktu Indonesia Barat (WIB, UTC+7) covering Java, Sumatra, and Madura; Waktu Indonesia Tengah (WITA, UTC+8) covering Bali, Nusa Tenggara, Kalimantan, and Sulawesi; and Waktu Indonesia Timur (WIT, UTC+9) covering Papua and the Maluku Islands. Surabaya and all of East Java use WIB.

Masjid Al-Akbar Surabaya and the city's Islamic landmarks

Masjid Al-Akbar Surabaya, known by its full name Masjid Nasional Al-Akbar (National Mosque Al-Akbar), is one of the defining landmarks of Indonesia's second city. Construction began in 1995 and the mosque opened for congregational worship in 2000. The main prayer hall can accommodate 30,000 worshippers, while the surrounding courtyards can handle an additional 20,000 during major gatherings. Eid Al-Fitr prayers at Al-Akbar draw upward of 50,000 worshippers, making it one of the largest Eid gatherings in Southeast Asia.

The mosque complex features a distinctive large blue dome, four towering minarets, and a sprawling compound that includes a large library with a collection of Islamic manuscripts, a convention centre, classrooms for Islamic education, a clinic, cooperative shops, and extensive parking facilities. Al-Akbar regularly hosts national-level Islamic conferences and is a venue for visiting ulama from across Indonesia and the Arab world. Daily prayers draw congregations of hundreds, and Friday Jumu'ah brings thousands.

Beyond Al-Akbar, Surabaya has hundreds of masjids serving its predominantly Muslim population. The Masjid Cheng Ho, a Chinese-style mosque in Genteng district, reflects Surabaya's history as a port city where Chinese Muslim traders settled alongside Arab and Indian Muslim merchants. The Masjid Ampel, in the Ampel district on the north coast, is one of the oldest mosques in East Java, associated with the Wali Songo (Nine Saints) who spread Islam across Java in the 15th and 16th centuries. The tomb of Sunan Ampel at the mosque complex is a major pilgrimage site, drawing visitors from across Java.

Nahdlatul Ulama and Surabaya's Islamic heritage

Surabaya holds a place of unique significance in the history of Indonesian Islam as the founding city of Nahdlatul Ulama (NU), established on January 31, 1926, by Hadratus Syaikh KH Hasyim Asy'ari and other leading Javanese ulama. NU is the world's largest Islamic organisation, with an estimated membership of 90 to 100 million people across Indonesia, making it a larger organisation than the populations of most Muslim-majority countries.

NU's Islam is characterised by its embrace of traditional Sunni jurisprudence following the Shafi'i madhab, its use of Sufi practices, its respect for local cultural traditions, and its commitment to what Indonesian Muslims call "Islam Nusantara" (Archipelago Islam): a version of the faith that synthesises universal Islamic principles with local wisdom and culture. This approach stands in contrast to more scripturalist reform movements and has made NU a powerful force for pluralism and tolerance in the world's largest Muslim-majority democracy.

East Java remains NU's heartland. Thousands of pesantrens (Islamic boarding schools) dot the East Javanese countryside and the city's outskirts, training students in classical Islamic sciences including Quran memorisation, fiqh, tafsir, and Arabic language. Many of Indonesia's most respected ulama trace their education to pesantrens in the Surabaya hinterland. The Institut Agama Islam Negeri (IAIN) Sunan Ampel, now upgraded to Universitas Islam Negeri (UIN) Sunan Ampel, is East Java's flagship Islamic university, named after the Wali Songo figure whose mosque stands in the Ampel district.

Ramadan and Islamic celebrations in Surabaya

Ramadan in Surabaya is a period of extraordinary community life. The city's Muslim population, which exceeds 94 percent, transforms daily routines entirely for the month. Sahur preparation begins in the early hours of the morning, when neighbourhood groups walk through streets beating bedug drums (large traditional drums) and calling loudly to wake households before the Subuh adhan. This practice, called "ngarak bedug" or simply "membangunkan sahur," is a cherished tradition across East Java.

Masjid Al-Akbar organises Tarawih prayers throughout Ramadan, with the main prayer hall full every night. Tadarus Al-Quran (communal Quran recitation) takes place in masjids across the city after Isya, with groups aiming to complete the entire Quran at least once during the month. The final nights of Ramadan intensify this practice as communities race to finish the 30th juz.

Iftar in Surabaya, called "buka puasa," is a social institution. Masjids distribute free iftar packages to the public, and restaurants offer "paket buka puasa" menus at reduced prices. The streets near Masjid Ampel transform into a night market during Ramadan, selling dates, kolak (sweet coconut milk dessert), and various traditional East Javanese iftar foods. The night of Eid (malam takbiran) is marked by citywide takbir processions, fireworks, and the sound of mosque loudspeakers filling the night air with Allahu Akbar from Maghrib through the early morning hours.

Qibla direction from Surabaya

From Surabaya at 7.2575°S, 112.7521°E, the Qibla bearing toward the Kaaba in Mecca is approximately 293 degrees from true north, which is west-northwest. This surprises many Surabayans who might assume the Qibla faces directly west, since Mecca is to the northwest of Indonesia. From Surabaya's longitude of 112 degrees east, the Kaaba at 39 degrees east longitude is about 73 degrees to the west, but the great-circle path curves northward, yielding a bearing of roughly 293 degrees.

Many Indonesian masjids, particularly older ones, were built following the historical convention of facing west, as the early Muslim scholars in the archipelago understood the Qibla from Southeast Asia to be in the general western direction. Contemporary scholarship and GPS calculations confirm the more precise 293-degree bearing. FivePrayer's built-in compass displays this accurate direction for Surabaya and corrects for local magnetic declination.

FAQ

What calculation method is used for Surabaya prayer times?

The Kementerian Agama RI method, with Fajr at 20 degrees and Isha at 18 degrees below the horizon. This is the official Indonesian national standard, published annually by the Ministry of Religious Affairs and followed by all masjids including Masjid Al-Akbar.

What timezone does Surabaya use?

Waktu Indonesia Barat (WIB), UTC+7. This is the same timezone as Jakarta, Bandung, and all of Java. Indonesia does not observe daylight saving time, so prayer times are consistent relative to UTC throughout the year.

What time is Fajr (Subuh) in Surabaya?

Between 4:00 AM and 4:20 AM WIB throughout the year. The tropical latitude means minimal seasonal variation. Install FivePrayer for today's exact Subuh time.

What is Masjid Al-Akbar Surabaya?

One of Indonesia's largest mosques, located in South Surabaya, completed in 2000 with a capacity of 30,000 in the main hall. Eid prayers draw over 50,000 worshippers. It is a national mosque and major landmark of the city.

What is the Qibla direction from Surabaya?

Approximately 293 degrees from true north, which is west-northwest. FivePrayer's compass corrects for local magnetic declination and shows the accurate direction. See our Qibla guide for more.