All data are in degrees Fahrenheit

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Water temperature in Keelung

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

77.4

°F

April 28, 23:20

Trend:

stable

Yesterday:

77.7°F

Tomorrow:

77.7°F

Sunrise:

05:20

Sunset:

18:22

Day Length:

13 h. 2 min.

Keelung in May

Minimum:

65.1°F

Average:

68.2°F

Maximum:

70.3°F

Sea water temperature in Keelung today

As of now, in Keelung, the water temperature is 77.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 3.0°F higher 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 rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 76.4°F on 2024, while the historical minimum was 70.2°F on 2021.

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 maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 78.3°F, with minimum temperature starting at 77.7°F, while the maximum might reach 79.0°F.

Daily water temperature in Keelung

Date Current Year

actual* / forecast**

last year 10 years average
Apr 14 72.6°F 73.0°F 72.3°F
Apr 15 72.2°F 74.7°F 72.6°F
Apr 16 73.0°F 75.4°F 72.6°F
Apr 17 73.3°F 75.4°F 72.8°F
Apr 18 73.9°F 75.7°F 72.8°F
Apr 19 74.7°F 75.8°F 73.0°F
Apr 20 75.0°F 77.0°F 73.3°F
Apr 21 76.0°F 76.7°F 73.4°F
Apr 22 76.9°F 76.8°F 73.3°F
Apr 23 77.6°F 76.7°F 73.7°F
Apr 24 78.3°F 76.5°F 74.1°F
Apr 25 78.3°F 76.5°F 74.4°F
Apr 26 78.2°F 76.5°F 74.5°F
Apr 27 77.7°F 76.3°F 74.6°F
Apr 28 77.4°F 76.4°F 74.4°F
Apr 29 77.7°F 77.2°F 74.7°F
Apr 30 77.8°F 77.5°F 74.8°F
May 1 78.0°F 77.7°F 75.0°F
May 2 78.4°F 77.6°F 75.4°F
May 3 78.6°F 77.6°F 75.6°F
May 4 78.7°F 77.7°F 75.7°F
May 5 79.0°F 77.2°F 76.0°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 Keelung by month

In Keelung, the months May through November offer comfortable swimming conditions, which amounts to 220 swimming days.
The warmest water in Keelung was recorded on July 19, 2024, reaching a 86.6°F. While the coldest temperature occurred on March 23, 2025, dipping to 62.4°F. The average readings by season are 68.2°F in Winter, 72.5°F in Spring, 82.9°F in Summer, and 78.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Taipei 78.6°F 14mi
Banqiao 78.6°F 19mi
Taoyuan City 79.0°F 29mi
Hsinchu 79.2°F 53mi

* current water temperature in this city

** straight line distance from Keelung