What is the current water temperature in Keelung?

Q: What is the current water temperature in Keelung?

As of now, in Keelung, the water temperature is 19.07°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

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.

66.3

°F

January 17, 12:59

Trend:

increasing

Yesterday:

66.2°F

Tomorrow:

66.5°F

Sunrise:

06:40

Sunset:

17:26

Day Length:

10 h. 46 min.

Keelung in January

Minimum:

65.8°F

Average:

68.8°F

Maximum:

70.4°F

Sea water temperature in Keelung today

As of now, in Keelung, the water temperature is 66.3°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.3°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

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. 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 71.2°F on 2019, while the historical minimum was 65.0°F on 2025.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 66.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Keelung

Date	Current Year actual* / forecast**	last year	10 years average
Jan 3	69.4°F	64.7°F	68.6°F
Jan 4	67.6°F	64.8°F	68.4°F
Jan 5	67.2°F	65.1°F	68.1°F
Jan 6	66.9°F	65.3°F	68.1°F
Jan 7	66.9°F	64.9°F	67.9°F
Jan 8	66.9°F	64.5°F	68.1°F
Jan 9	67.6°F	64.7°F	68.1°F
Jan 10	67.6°F	64.9°F	68.2°F
Jan 11	67.5°F	65.1°F	68.0°F
Jan 12	67.3°F	65.2°F	68.0°F
Jan 13	66.4°F	63.1°F	67.7°F
Jan 14	66.2°F	62.7°F	67.6°F
Jan 15	66.1°F	63.3°F	67.4°F
Jan 16	66.2°F	63.9°F	67.5°F
Jan 17	66.3°F	65.0°F	67.6°F
Jan 18	66.5°F	65.2°F	67.8°F
Jan 19	66.7°F	65.5°F	67.9°F
Jan 20	66.6°F	65.5°F	67.9°F
Jan 21	66.4°F	65.1°F	67.7°F
Jan 22	66.2°F	64.9°F	67.5°F
Jan 23	65.9°F	65.0°F	67.2°F
Jan 24	65.4°F	64.5°F	66.7°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 221 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, 72.6°F in Spring, 82.9°F in Summer, and 78.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Taipei	64.5°F	14mi
Banqiao	64.6°F	19mi
Taoyuan City	64.7°F	29mi
Hsinchu	64.6°F	53mi

* current water temperature in this city

** straight line distance from Keelung