What is the current water temperature in Keelung?

As of now, in Keelung, the water temperature is 27.97°C. It's safe to say that the water is comfortably warm for various water-related activities.

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.

82.3

°F

September 6, 08:27

Trend:

decreasing

Yesterday:

82.4°F

Tomorrow:

82.1°F

Sunrise:

05:35

Sunset:

18:07

Day Length:

12 h. 32 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 82.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°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 fall 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 84.5°F on 2025, while the historical minimum was 81.8°F on 2019.

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 82.1°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 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	83.4°F
Aug 29	83.0°F	81.7°F	83.2°F
Aug 30	83.3°F	82.5°F	83.4°F
Aug 31	83.0°F	83.0°F	83.3°F
Sep 1	83.1°F	82.9°F	83.3°F
Sep 2	82.4°F	82.9°F	83.1°F
Sep 3	82.5°F	83.8°F	83.2°F
Sep 4	82.3°F	84.4°F	83.3°F
Sep 5	82.4°F	84.5°F	83.4°F
Sep 6	82.3°F	84.5°F	83.3°F
Sep 7	82.1°F	84.1°F	83.0°F
Sep 8	82.1°F	83.9°F	83.0°F
Sep 9	82.0°F	84.1°F	83.0°F
Sep 10	82.3°F	85.0°F	83.2°F
Sep 11	82.2°F	84.0°F	83.1°F
Sep 12	82.0°F	83.2°F	82.9°F
Sep 13	81.7°F	82.9°F	82.6°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	83.2°F	14mi
Banqiao	83.2°F	19mi
Taoyuan City	83.1°F	29mi
Hsinchu	82.8°F	53mi

* current water temperature in this city

** straight line distance from Keelung