Oman — Sea Water Temperature and Annual Ranges

Up-to-date sea water temperatures for the coasts of Oman. Learn about today’s conditions, monthly averages, and how the surrounding seas and oceans vary by season. We find every place where you can swim and show you the water temperature there today and throughout the year.

Sea Water Temperature Along the Coast

82°F

minimum

84°F

average

86°F

maximum

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Chart of Average Temperature Changes Over the Last 60 Days

From March 18 to May 18

Places with the Warmest Sea Water Today

The Most Popular Seaside Places

Coastal Seas and Oceans

Water Temperature and Swimming Overview

Regions and Map

Water Temperature Trends

Oman’s coastline, bordering the Arabian Sea and the Gulf of Oman, enjoys warm water year-round, making it inviting for swimmers most of the time. Typical sea-surface temperatures along the northern and central coast around Muscat range from about 23–26 °C (73–79 °F) in winter (December–February) to roughly 29–32 °C (84–90 °F) in the peak of summer (June–August). Spring (March–May) generally sees waters of 26–30 °C (79–86 °F), while autumn (September–November) usually remains pleasantly warm at about 27–30 °C (81–86 °F). The southern Dhofar coast near Salalah can be influenced by the khareef (monsoon) season; during that period coastal waters may be a little cooler, often around 25–28 °C (77–82 °F), and conditions can be cloudier or rougher than elsewhere.

Swimming Conditions

Swimming is commonly allowed and popular along Oman’s beaches, with many sheltered bays, resort beaches and coral-fringed snorkeling spots accessible to the public. The warm temperatures make casual swimming comfortable year-round, but safety considerations vary by season and location: strong winds, rip currents and rough seas can occur, especially during monsoon-influenced months or storms, and occasional jellyfish or increased boat traffic may affect some areas. Visitors are advised to heed local beach flags and lifeguard advice, choose sheltered coves or monitored beaches for swimming, and be mindful of changing conditions if planning longer swims, snorkeling or diving.