What is the current water temperature in Kushiro?

Q: What is the current water temperature in Kushiro?

As of now, in Kushiro, the water temperature is 9.58°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.

Japan > Kushiro

Water temperature in Kushiro

Detailed information about the current water temperature in Kushiro. 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.

49.2

°F

June 19, 09:54

Trend:

stable

Yesterday:

49.5°F

Tomorrow:

49.4°F

Sunrise:

03:43

Sunset:

19:04

Day Length:

15 h. 21 min.

Kushiro in June

Minimum:

35.9°F

Average:

37.6°F

Maximum:

38.9°F

Sea water temperature in Kushiro today

As of now, in Kushiro, the water temperature is 49.2°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 2.0°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 56.6°F on 2025, while the historical minimum was 48.7°F on 2016.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 50.3°F, with minimum temperature starting at 49.4°F, while the maximum might reach 51.1°F.

Daily water temperature in Kushiro

Date	Current Year actual* / forecast**	last year	10 years average
Jun 5	45.6°F	47.0°F	47.2°F
Jun 6	45.2°F	46.8°F	47.2°F
Jun 7	45.2°F	46.9°F	47.8°F
Jun 8	46.0°F	47.0°F	48.4°F
Jun 9	46.2°F	47.8°F	47.7°F
Jun 10	46.1°F	49.1°F	47.9°F
Jun 11	46.3°F	49.2°F	48.3°F
Jun 12	48.3°F	51.0°F	49.0°F
Jun 13	47.5°F	48.1°F	48.8°F
Jun 14	47.0°F	49.6°F	49.2°F
Jun 15	47.6°F	49.7°F	49.5°F
Jun 16	47.3°F	53.1°F	50.1°F
Jun 17	51.1°F	52.9°F	50.7°F
Jun 18	49.5°F	54.3°F	51.5°F
Jun 19	49.2°F	56.6°F	51.3°F
Jun 20	49.4°F	58.5°F	51.5°F
Jun 21	50.1°F	59.1°F	52.1°F
Jun 22	50.1°F	58.5°F	52.1°F
Jun 23	50.4°F	58.2°F	52.4°F
Jun 24	50.3°F	56.7°F	52.3°F
Jun 25	50.4°F	55.9°F	52.4°F
Jun 26	51.1°F	57.5°F	53.1°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 Kushiro by month

In an average year, Kushiro offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Kushiro was recorded on August 27, 2023, reaching a 73.9°F. While the coldest temperature occurred on February 2, 2016, dipping to 32.0°F. The average readings by season are 37.2°F in Winter, 37.7°F in Spring, 57.9°F in Summer, and 57.6°F in Autumn.