Mnemba Atoll Sea Temperature

Updated Mon 05:51 (Africa/Dar_es_Salaam)

Tanzania · Forecast updated Aug 10, 2026, 05:51 UTC

Current Sea Temperature

26.0°C

78.8°F

Warm water

Versus this month's average

Close to average

The August average in our archive is 26.1°C (78.9°F).

Recent trend

Holding fairly steady

Seven-day average: 26.1°C, versus 25.9°C in the prior seven days.

What to wear

Warm water

Most people are comfortable in swimwear or a light rash guard.

Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions.

Sea Surface Temperature Over the Year

In the data collected for Mnemba Atoll, monthly averages range from about 26.0°C (78.9°F) in July to 27.3°C (81.2°F) in June.

Over the past 30 days, the average sea temperature in Mnemba Atoll has been 26.0°C.

Month	Min	Average	Max
June	25.8°C / 78.4°F	27.3°C / 81.2°F	28.2°C / 82.8°F
July	24.8°C / 76.6°F	26.0°C / 78.9°F	26.7°C / 80.1°F
August	25.9°C / 78.6°F	26.1°C / 78.9°F	26.4°C / 79.5°F

Profile calculated from 1694 hourly forecast records across 3 monthly periods. This is a growing archive, not a long-term climate normal.

Zanzibar atoll with a protected reef, turtles and dolphins in clear water.

The current sea surface temperature in Mnemba Atoll is 26.0°C. Over the last 30 days, the average has been 26.0°C.

The warmest monthly average in the Mnemba Atoll archive is June, at around 27.3°C (81.2°F).

The coldest monthly average in the archive is July, at around 26.0°C (78.9°F).

At 26.0°C, the water is usually comfortable for swimming and snorkeling.

See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Mnemba Atoll.