All data are in degrees Fahrenheit

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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.
Sea temperature in Hakodate now

56.2

°F

November 21, 22:07

Trend:

stable

Yesterday:

56.8°F

Tomorrow:

56.2°F

Sunrise:

06:34

Sunset:

16:12

Day Length:

9 h. 38 min.

Hakodate in November

Minimum:

45.0°F

Average:

49.3°F

Maximum:

51.2°F

Sea water temperature in Hakodate today

As of now, in Hakodate, the water temperature is 56.2°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 0.7°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 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 62.5°F on 2021, while the historical minimum was 48.8°F on 2016.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 56.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hakodate

Date Current Year

actual* / forecast**

last year 10 years average
Nov 7 60.2°F 62.4°F 59.3°F
Nov 8 60.1°F 61.9°F 59.5°F
Nov 9 59.4°F 59.7°F 58.8°F
Nov 10 59.6°F 61.1°F 59.0°F
Nov 11 59.5°F 60.8°F 58.9°F
Nov 12 59.6°F 60.5°F 59.0°F
Nov 13 58.8°F 60.8°F 58.2°F
Nov 14 58.9°F 60.4°F 58.3°F
Nov 15 59.3°F 59.8°F 58.2°F
Nov 16 58.5°F 60.0°F 58.3°F
Nov 17 58.8°F 59.5°F 57.9°F
Nov 18 57.9°F 59.8°F 57.7°F
Nov 19 57.2°F 59.4°F 57.5°F
Nov 20 56.8°F 57.9°F 56.8°F
Nov 21 56.2°F 58.7°F 56.9°F
Nov 22 56.2°F 58.0°F 56.9°F
Nov 23 56.4°F 59.0°F 57.1°F
Nov 24 56.4°F 58.5°F 57.1°F
Nov 25 56.4°F 58.3°F 57.1°F
Nov 26 56.1°F 58.0°F 56.8°F
Nov 27 55.8°F 57.5°F 56.5°F
Nov 28 55.9°F 58.5°F 56.6°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 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 37.
The warmest water in Hakodate was recorded on September 1, 2023, reaching a 82.2°F. While the coldest temperature occurred on February 23, 2014, dipping to 38.9°F. The average readings by season are 49.1°F in Winter, 47.9°F in Spring, 66.5°F in Summer, and 65.7°F in Autumn.