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

82.0

°F

May 18, 16:41

Trend:

decreasing

Yesterday:

82.7°F

Tomorrow:

81.7°F

Sunrise:

06:25

Sunset:

18:34

Day Length:

12 h. 9 min.

São Tomé in May

Minimum:

81.6°F

Average:

82.9°F

Maximum:

84.0°F

Sea water temperature in São Tomé today

As of now, in São Tomé, the water temperature is 82.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.9°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 considerably 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 85.0°F on 2020, while the historical minimum was 82.6°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 81.2°F, the minimum temperature may reach 80.7°F, and the maximum might stay at 81.7°F.

Daily water temperature in São Tomé

Date Current Year

actual* / forecast**

last year 10 years average
May 4 84.1°F 86.3°F 84.2°F
May 5 84.9°F 86.4°F 84.2°F
May 6 84.6°F 85.8°F 84.0°F
May 7 84.3°F 86.1°F 84.1°F
May 8 84.1°F 84.8°F 84.0°F
May 9 83.6°F 85.3°F 83.9°F
May 10 83.6°F 84.8°F 83.8°F
May 11 83.4°F 84.6°F 83.7°F
May 12 83.6°F 84.8°F 83.9°F
May 13 83.2°F 84.7°F 83.8°F
May 14 82.8°F 84.6°F 83.7°F
May 15 82.6°F 84.1°F 83.8°F
May 16 83.2°F 84.7°F 83.7°F
May 17 82.7°F 84.3°F 83.7°F
May 18 82.0°F 84.0°F 83.8°F
May 19 81.7°F 83.7°F 83.5°F
May 20 81.6°F 84.8°F 83.5°F
May 21 81.3°F 83.7°F 83.1°F
May 22 81.2°F 83.7°F 83.1°F
May 23 81.2°F 83.8°F 83.0°F
May 24 81.1°F 84.4°F 82.9°F
May 25 80.7°F 84.0°F 82.6°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 June 17, 2015, dipping to 75.1°F. The average readings by season are 83.0°F in Winter, 84.0°F in Spring, 79.1°F in Summer, and 80.6°F in Autumn.