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haitham alfalah CC BY-SA 4.0 Wikimedia Commons

Dumat al-Jandal

Archaeological Site

Ancient oasis town in Al-Jouf with the stone Marid fortress and surrounding archaeological remains; visitors explore the fortifications and stark desert landscape.

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Dumat al-Jandal essentials

Address: Dumat al‑Jandal (site of Marid Castle), Al-Jouf Province, Saudi Arabia

About Dumat al-Jandal

Dumat al-Jandal is an ancient oasis town in Al-Jouf Province in northern Saudi Arabia, notable for its substantial fortifications and long archaeological sequence. The site has been occupied since antiquity and stands at an important crossroads in the region.

The standout monument is the stone fortress commonly called the Marid Fortress, rising above the old town walls. Visitors can also see stretches of ancient town walls, archaeological remains and traditional buildings within the oasis settlement.

Dumat al-Jandal has a long history of settlement extending back to the Iron Age and appears in early Near Eastern records; it remained occupied through classical and Islamic periods. The fortress and town fabric reflect building phases from pre-Islamic and medieval times.

The site lies in the Al-Jouf region of northwestern Saudi Arabia on an inland oasis that historically controlled routes across the northern Arabian Peninsula.

  • Marid Fortress: The large stone fortress known as the Marid Fortress dominates the site and is the most prominent feature for photography and archaeological interest.

Tips for Visiting Dumat al-Jandal

  • Visit early morning or late afternoon to avoid the midday heat and to get the best photographic light on Marid Castle and the surrounding ruins.
  • Enter via the main castle gate and, where possible, hire a local guide to learn about the broader archaeological landscape-many lesser ruins and features around the citadel are easy to miss without local knowledge.
  • Be mindful of local customs and prayer times and dress modestly; checking with local authorities or your guide in advance will ensure access and an informative visit.
When to Go

Best Time to Visit Dumat al-Jandal

Visit Dumat al‑Jandal in the cooler months (roughly October-April) to avoid extreme summer heat and have a more comfortable experience exploring the site.

Cool season (best)
Oct-Apr · 5 to 25 °C
Milder daytime temperatures make exploring the ruins and surrounding archaeological sites far more comfortable than in summer heat.
Hot season (challenging)
May-Sep · 30 to 45 °C (peak summer)
Very hot daytime temperatures and strong sun make site visits physically demanding; plan early‑morning or late‑afternoon visits if you go in this period.
Winter nights (cool)
Dec-Feb · 5 to 20 °C (day); nights can be cooler
Days are generally pleasant for visiting, but nights may be chilly - bring layers and sun protection for daytime touring.

Weather & Climate near Dumat al-Jandal

Climate

Dumat al-Jandal's climate is classified as Hot Desert - Hot Desert climate with very hot summers (peaking in August) and cool winters (coldest in January). Temperatures range from 4°C to 41°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Air Quality: AQI 96 Moderate
Best Time to Visit
OctoberMayApril
Temperature & Rainfall
Temperature Range
47°
Warmest Month
-6°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Excellent 4° - 17° 10° 10 mm mostly sunny 53% 3.0 m/s 0.8 moderate 10.4h
February Excellent 6° - 19° 13° 4 mm clear 45% 3.9 m/s 1.2 high 11.0h
March Excellent 10° - 24° 17° 8 mm clear 35% 4.3 m/s 1.6 very high 11.9h
April Ideal 15° - 30° 23° 13 mm mostly sunny 28% 4.2 m/s 2.1 extreme 12.8h
May Ideal 20° - 35° 28° 0 mm clear 21% 3.8 m/s 2.4 extreme 13.5h
June Ideal 24° - 39° 31° 1 mm clear 16% 4.2 m/s 2.7 extreme 13.9h
July Ideal 25° - 41° 33° 0 mm clear 16% 4.4 m/s 2.7 extreme 13.7h
August Ideal 25° - 41° 33° 0 mm clear 17% 3.8 m/s 2.5 extreme 13.1h
September Ideal 22° - 38° 30° 0 mm clear 19% 3.3 m/s 2.0 extreme 12.2h
October Ideal 17° - 32° 25° 10 mm clear 27% 2.9 m/s 1.4 high 11.3h
November Ideal 10° - 24° 17° 6 mm clear 44% 2.8 m/s 0.9 moderate 10.6h
December Excellent 5° - 18° 12° 8 mm clear 52% 3.0 m/s 0.7 moderate 10.2h