All data are in degrees Fahrenheit

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Water temperature in São Tomé

Detailed information about the current water temperature in São Tomé. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in São Tomé now

77.7

°F

August 11, 12:27

Trend:

stable

Yesterday:

77.7°F

Tomorrow:

77.5°F

Sunrise:

06:35

Sunset:

18:42

Day Length:

12 h. 7 min.

São Tomé in August

Minimum:

81.6°F

Average:

82.9°F

Maximum:

84.1°F

Sea water temperature in São Tomé today

As of now, in São Tomé, the water temperature is 77.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.0°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 79.7°F on 2021, while the historical minimum was 77.6°F on 2017.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 77.3°F, the minimum temperature may reach 77.0°F, and the maximum might stay at 77.5°F.

Daily water temperature in São Tomé

Date Current Year

actual* / forecast**

last year 10 years average
Jul 28 77.9°F 77.6°F 78.4°F
Jul 29 77.6°F 78.5°F 78.6°F
Jul 30 77.6°F 78.1°F 78.4°F
Jul 31 78.5°F 78.2°F 78.6°F
Aug 1 78.7°F 77.9°F 78.5°F
Aug 2 78.6°F 77.8°F 78.4°F
Aug 3 78.4°F 77.8°F 78.3°F
Aug 4 78.4°F 78.0°F 78.2°F
Aug 5 78.3°F 77.0°F 78.3°F
Aug 6 78.6°F 77.0°F 78.3°F
Aug 7 78.2°F 76.7°F 78.3°F
Aug 8 77.8°F 76.5°F 78.2°F
Aug 9 77.6°F 76.7°F 78.4°F
Aug 10 77.7°F 76.9°F 78.6°F
Aug 11 77.7°F 77.0°F 78.7°F
Aug 12 77.5°F 75.6°F 78.6°F
Aug 13 77.5°F 76.0°F 78.6°F
Aug 14 77.5°F 76.2°F 78.5°F
Aug 15 77.2°F 75.6°F 78.2°F
Aug 16 77.3°F 76.2°F 78.3°F
Aug 17 77.1°F 76.7°F 78.2°F
Aug 18 77.0°F 76.6°F 78.0°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in São Tomé by month

In São Tomé, the water temperature is comfortable for swimming all year round.
The warmest water in São Tomé was recorded on April 28, 2024, reaching a 86.5°F. While the coldest temperature occurred on July 8, 2026, dipping to 72.8°F. The average readings by season are 83.1°F in Winter, 84.0°F in Spring, 79.2°F in Summer, and 80.6°F in Autumn.