Daymaniyat Islands Water Temperature
Updated Sat 14:40 (Asia/Muscat)
Oman · Forecast updated Sep 26, 2026, 14:40 UTC
Current Sea Temperature
32.7°C
90.9°F
Very warm water
Valid Sep 26, 2026, 14:40 (Asia/Muscat). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.
Versus this month's average
1.6°C above
The typical September average is 31.1°C (88.0°F) from the historical baseline.
Recent trend
Holding fairly steady
Seven-day average: 32.1°C, versus 32.0°C in the prior seven days.
What to wear
Very warm water
Swimwear is usually enough; a rash guard adds sun protection.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.
Typical Sea Temperature Over the Year
In the historical baseline for Daymaniyat Islands, typical monthly averages range from about 23.9°C (75.0°F) in February to 33.1°C (91.6°F) in June.
Over the past 30 days, the average sea temperature in Daymaniyat Islands has been 32.1°C.
Historical baseline (full year)
Northern Hemisphere. Summer is generally June–August; winter is December–February.
Typical monthly sea-surface temperature near Daymaniyat Islands, calculated from hourly observations for 2023–2025. This is not this site's forecast archive.
| Month | Typical range | Average |
|---|---|---|
| January | 24.0–25.2°C | 24.5°C / 76.1°F |
| February | 23.5–24.3°C | 23.9°C / 75.0°F |
| March | 24.8–25.4°C | 25.1°C / 77.2°F |
| April | 26.9–28.0°C | 27.4°C / 81.3°F |
| May | 30.4–31.4°C | 30.8°C / 87.4°F |
| June | 32.9–33.4°C | 33.1°C / 91.6°F |
| July | 31.4–33.6°C | 32.5°C / 90.5°F |
| August | 30.8–31.4°C | 31.1°C / 88.0°F |
| September | 30.9–31.4°C | 31.1°C / 88.0°F |
| October | 30.6–31.3°C | 31.0°C / 87.8°F |
| November | 28.3–29.4°C | 28.9°C / 84.0°F |
| December | 26.1–26.5°C | 26.3°C / 79.3°F |
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (23.88, 58.13). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.
Water temperature by month
Each month uses the 2023–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.
Daymaniyat Islands in January
Typical January water temperature near Daymaniyat Islands is 24.5°C (76.1°F), with yearly monthly means from 24.0–25.2°C.
Daymaniyat Islands in February
Typical February water temperature near Daymaniyat Islands is 23.9°C (75.0°F), with yearly monthly means from 23.5–24.3°C.
Daymaniyat Islands in March
Typical March water temperature near Daymaniyat Islands is 25.1°C (77.2°F), with yearly monthly means from 24.8–25.4°C.
Daymaniyat Islands in April
Typical April water temperature near Daymaniyat Islands is 27.4°C (81.3°F), with yearly monthly means from 26.9–28.0°C.
Daymaniyat Islands in May
Typical May water temperature near Daymaniyat Islands is 30.8°C (87.4°F), with yearly monthly means from 30.4–31.4°C.
Daymaniyat Islands in June
Typical June water temperature near Daymaniyat Islands is 33.1°C (91.6°F), with yearly monthly means from 32.9–33.4°C.
Daymaniyat Islands in July
Typical July water temperature near Daymaniyat Islands is 32.5°C (90.5°F), with yearly monthly means from 31.4–33.6°C.
Daymaniyat Islands in August
Typical August water temperature near Daymaniyat Islands is 31.1°C (88.0°F), with yearly monthly means from 30.8–31.4°C.
Daymaniyat Islands in September
Typical September water temperature near Daymaniyat Islands is 31.1°C (88.0°F), with yearly monthly means from 30.9–31.4°C.
Daymaniyat Islands in October
Typical October water temperature near Daymaniyat Islands is 31.0°C (87.8°F), with yearly monthly means from 30.6–31.3°C.
Daymaniyat Islands in November
Typical November water temperature near Daymaniyat Islands is 28.9°C (84.0°F), with yearly monthly means from 28.3–29.4°C.
Daymaniyat Islands in December
Typical December water temperature near Daymaniyat Islands is 26.3°C (79.3°F), with yearly monthly means from 26.1–26.5°C.
Forecast archive (growing)
These values come from hourly forecasts SnorkelForecast has stored. They cover only months with records and do not replace the historical baseline.
| Month | Min | Average | Max |
|---|---|---|---|
| June | 32.2°C / 90.0°F | 32.9°C / 91.3°F | 34.2°C / 93.6°F |
| July | 31.2°C / 88.2°F | 32.7°C / 90.8°F | 34.3°C / 93.7°F |
| August | 31.6°C / 88.9°F | 32.6°C / 90.6°F | 33.7°C / 92.7°F |
| September | 31.2°C / 88.2°F | 32.1°C / 89.9°F | 33.3°C / 91.9°F |
Partial coverage: 4 calendar months with records. Profile calculated from 2831 hourly forecast records across 4 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Daymaniyat Islands
Protected island reserve off Muscat with turtles, rays and clear reef water.
- Area
- Al Batinah
Daymaniyat Islands Water Temperature: Common Questions
What is the water temperature in Daymaniyat Islands today?
The current sea surface temperature near Daymaniyat Islands is 32.7°C (90.9°F). Over the last 30 days, the average has been 32.1°C.
When is the water warmest in Daymaniyat Islands?
The water is typically warmest in June, at around 33.1°C (91.6°F) in the 2023–2025 historical baseline.
When is the water coldest in Daymaniyat Islands?
The water is typically coldest in February, at around 23.9°C (75.0°F) in the same historical baseline.
Can you swim in Daymaniyat Islands today?
At 32.7°C, the water is usually comfortable for swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Daymaniyat Islands.
View Snorkel Forecast →