What is the current water temperature in Hakodate?

Q: What is the current water temperature in Hakodate?

As of now, in Hakodate, the water temperature is 8.42°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

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Water temperature in Hakodate

Detailed information about the current water temperature in Hakodate. 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.

47.2

°F

January 31, 08:31

Trend:

increasing

Yesterday:

47.1°F

Tomorrow:

47.2°F

Sunrise:

06:51

Sunset:

16:50

Day Length:

9 h. 59 min.

Hakodate in February

Minimum:

45.1°F

Average:

49.6°F

Maximum:

52.6°F

Sea water temperature in Hakodate today

As of now, in Hakodate, the water temperature is 47.2°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is about the same as 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 stay about the same.

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 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 48.6°F on 2016, while the historical minimum was 44.9°F on 2017.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 46.7°F, the minimum temperature may reach 46.2°F, and the maximum might stay at 47.5°F.

Daily water temperature in Hakodate

Date	Current Year actual* / forecast**	last year	10 years average
Jan 17	50.6°F	50.6°F	48.8°F
Jan 18	50.8°F	50.2°F	48.7°F
Jan 19	50.5°F	48.9°F	48.4°F
Jan 20	50.2°F	50.2°F	48.6°F
Jan 21	49.3°F	49.9°F	48.7°F
Jan 22	49.4°F	49.3°F	48.5°F
Jan 23	50.0°F	49.3°F	47.8°F
Jan 24	50.1°F	48.8°F	47.7°F
Jan 25	49.5°F	49.2°F	47.9°F
Jan 26	49.4°F	48.6°F	47.6°F
Jan 27	49.3°F	49.3°F	47.6°F
Jan 28	49.1°F	49.1°F	47.6°F
Jan 29	49.8°F	48.3°F	47.5°F
Jan 30	47.1°F	48.7°F	47.2°F
Jan 31	47.2°F	48.3°F	47.2°F
Feb 1	47.2°F	48.5°F	47.3°F
Feb 2	47.5°F	48.8°F	47.6°F
Feb 3	46.9°F	48.5°F	47.0°F
Feb 4	46.5°F	47.9°F	46.6°F
Feb 5	46.5°F	48.3°F	46.6°F
Feb 6	46.3°F	48.6°F	46.3°F
Feb 7	46.2°F	48.1°F	46.3°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 Hakodate by month

In Hakodate, August is the only month that offers comfortable swimming conditions. The amount of days when the water is warm enough is only 41.

The warmest water in Hakodate was recorded on September 1, 2023, reaching a 82.2°F. While the coldest temperature occurred on February 20, 2017, dipping to 42.5°F. The average readings by season are 49.4°F in Winter, 48.2°F in Spring, 66.5°F in Summer, and 65.7°F in Autumn.