All data are in degrees Fahrenheit

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Taiwan, China > Keelung

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

82.7

°F

August 29, 02:38

Trend:

stable

Yesterday:

82.9°F

Tomorrow:

82.9°F

Sunrise:

05:32

Sunset:

18:16

Day Length:

12 h. 44 min.

Keelung in September

Minimum:

64.7°F

Average:

68.1°F

Maximum:

70.7°F

Sea water temperature in Keelung today

As of now, in Keelung, the water temperature is 82.7°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.6°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 rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 84.8°F on 2024, while the historical minimum was 81.7°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 82.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Keelung

Date Current Year

actual* / forecast**

 last year 10 years average
Aug 15 82.1°F 82.8°F 83.9°F
Aug 16 82.5°F 82.3°F 84.0°F
Aug 17 82.0°F 82.2°F 83.8°F
Aug 18 81.2°F 81.4°F 83.7°F
Aug 19 80.7°F 82.4°F 83.7°F
Aug 20 80.7°F 83.0°F 83.6°F
Aug 21 82.7°F 82.9°F 83.9°F
Aug 22 83.0°F 82.8°F 83.6°F
Aug 23 83.2°F 83.1°F 83.7°F
Aug 24 82.9°F 83.1°F 83.7°F
Aug 25 81.6°F 82.1°F 83.4°F
Aug 26 82.6°F 83.0°F 83.4°F
Aug 27 82.6°F 82.9°F 83.5°F
Aug 28 82.9°F 82.5°F 83.5°F
Aug 29 82.7°F 81.7°F 83.2°F
Aug 30 82.9°F 82.5°F 83.5°F
Aug 31 82.7°F 83.0°F 83.3°F
Sep 1 82.7°F 82.9°F 83.3°F
Sep 2 82.5°F 82.9°F 83.1°F
Sep 3 82.7°F 83.8°F 83.3°F
Sep 4 82.8°F 84.4°F 83.4°F
Sep 5 82.8°F 84.5°F 83.4°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

January

February

March

April

May

June

July

August

September

October

November

December

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 83.5°F 14mi
Banqiao 83.5°F 19mi
Taoyuan City 83.5°F 29mi
Hsinchu 83.6°F 53mi

* current water temperature in this city

** straight line distance from Keelung