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

73.7

°F

May 19, 16:18

Trend:

increasing

Yesterday:

72.6°F

Tomorrow:

73.9°F

Sunrise:

05:07

Sunset:

18:32

Day Length:

13 h. 25 min.

Keelung in May

Minimum:

65.1°F

Average:

68.1°F

Maximum:

70.3°F

Sea water temperature in Keelung today

As of now, in Keelung, the water temperature is 73.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.1°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise 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 79.9°F on 2020, while the historical minimum was 76.3°F on 2023.

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 suggests a gradual increase. The average temperature is expected to rise up to 74.3°F, with minimum temperature starting at 73.9°F, while the maximum might reach 74.6°F.

Daily water temperature in Keelung

Date Current Year

actual* / forecast**

last year 10 years average
May 5 75.1°F 76.3°F 75.9°F
May 6 75.2°F 76.9°F 76.3°F
May 7 75.4°F 77.1°F 76.6°F
May 8 76.2°F 77.4°F 76.9°F
May 9 76.2°F 77.1°F 77.0°F
May 10 76.4°F 77.2°F 77.1°F
May 11 76.8°F 77.1°F 77.0°F
May 12 76.3°F 77.0°F 76.9°F
May 13 76.3°F 76.8°F 76.9°F
May 14 76.8°F 76.9°F 76.8°F
May 15 76.5°F 77.6°F 76.9°F
May 16 76.3°F 78.5°F 77.3°F
May 17 74.8°F 79.4°F 77.3°F
May 18 72.6°F 78.5°F 77.1°F
May 19 73.7°F 79.3°F 77.8°F
May 20 73.9°F 79.4°F 78.0°F
May 21 74.1°F 80.7°F 78.2°F
May 22 74.3°F 80.8°F 78.4°F
May 23 74.4°F 81.0°F 78.5°F
May 24 74.3°F 81.2°F 78.4°F
May 25 74.3°F 81.1°F 78.4°F
May 26 74.6°F 80.9°F 78.6°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 Keelung by month

In Keelung, the months May through November offer comfortable swimming conditions, which amounts to 222 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 68.1°F in Winter, 72.7°F in Spring, 82.9°F in Summer, and 78.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Taipei 77.1°F 14mi
Banqiao 77.2°F 19mi
Taoyuan City 77.5°F 29mi
Hsinchu 79.6°F 53mi

* current water temperature in this city

** straight line distance from Keelung