Al-Ahsa Oasis الْأَحْسَاء
Saudi Arabia UNESCO World Heritage Site

Al-Ahsa Oasis is a cultural landscape and big city in the Eastern Province of Saudi Arabia. It is recognized as a World Heritage Site and ranks as the 9th most looked-up sight in the country on English Wikipedia.
Planning a visit
The best time to visit is during the cooler months of November through March, when daily highs range between 20 °C and 28 °C. Temperatures rise significantly from May through September, with daily highs reaching up to 45 °C in July. Rainfall is minimal throughout the year, with March seeing the most rain at 31 mm over about 2 days.
Al-Ahsa International Airport is the nearest airport, located 21 km away in Hofuf. Travelers arriving from Riyadh will need to cover a distance of 306 km to reach the oasis.
Weather by month
The warmest month is July, with an average high of 45 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 20 | 23 | 27 | 34 | 40 | 43 | 45 | 44 | 41 | 36 | 28 | 22 |
| Average low, °C | 8 | 10 | 13 | 19 | 24 | 27 | 28 | 27 | 24 | 20 | 15 | 10 |
| Rainfall, mm | 12 | 13 | 31 | 8 | 1 | 0 | 0 | 0 | 0 | 1 | 6 | 17 |
| Rainy days | 2 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.