All data are in degrees Fahrenheit

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Water temperature in Tainan

Detailed information about the current water temperature in Tainan. 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 Tainan now

73.9

°F

February 19, 20:25

Trend:

stable

Yesterday:

74.4°F

Tomorrow:

74.2°F

Sunrise:

06:29

Sunset:

17:57

Day Length:

11 h. 28 min.

Tainan in February

Minimum:

73.0°F

Average:

74.6°F

Maximum:

76.8°F

Sea water temperature in Tainan today

As of now, in Tainan, the water temperature is 73.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is about the same as 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 rise a bit.

Recent sea temperature and forecast

Today's reading indicates a minor change compared to the average water temperature of the last two weeks, but the overall trend remains steady. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 76.3°F on 2019, while the historical minimum was 70.7°F on 2025.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 74.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Tainan

Date Current Year

actual* / forecast**

last year 10 years average
Feb 5 73.8°F 71.7°F 73.7°F
Feb 6 74.4°F 71.6°F 73.5°F
Feb 7 73.9°F 70.6°F 73.3°F
Feb 8 73.4°F 70.7°F 73.2°F
Feb 9 72.8°F 70.9°F 73.1°F
Feb 10 72.3°F 70.9°F 73.3°F
Feb 11 73.3°F 71.3°F 73.4°F
Feb 12 73.7°F 71.5°F 73.6°F
Feb 13 74.1°F 71.7°F 73.9°F
Feb 14 74.4°F 71.8°F 74.1°F
Feb 15 74.9°F 72.0°F 74.2°F
Feb 16 74.9°F 71.7°F 74.3°F
Feb 17 74.9°F 70.8°F 74.1°F
Feb 18 74.4°F 70.7°F 74.0°F
Feb 19 73.9°F 70.7°F 74.0°F
Feb 20 74.2°F 71.0°F 74.3°F
Feb 21 74.3°F 70.1°F 74.4°F
Feb 22 74.2°F 70.2°F 74.3°F
Feb 23 74.3°F 70.6°F 74.4°F
Feb 24 74.3°F 70.1°F 74.4°F
Feb 25 74.3°F 70.4°F 74.4°F
Feb 26 74.2°F 71.1°F 74.3°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 Tainan by month

In Tainan, the water temperature is comfortable for swimming all year round.
The warmest water in Tainan was recorded on July 12, 2024, reaching a 88.3°F. While the coldest temperature occurred on January 13, 2025, dipping to 69.5°F. The average readings by season are 74.7°F in Winter, 78.9°F in Spring, 85.5°F in Summer, and 82.5°F in Autumn.