All data are in degrees Fahrenheit

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Water temperature in Sendai

Detailed information about the current water temperature in Sendai. 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 Sendai now

61.5

°F

May 30, 22:03

Trend:

stable

Yesterday:

63.3°F

Tomorrow:

61.9°F

Sunrise:

04:16

Sunset:

18:52

Day Length:

14 h. 36 min.

Sendai in June

Minimum:

47.4°F

Average:

50.6°F

Maximum:

53.4°F

Sea water temperature in Sendai today

As of now, in Sendai, the water temperature is 61.5°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.1°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 64.0°F on 2018, while the historical minimum was 60.8°F on 2020.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 62.3°F, with minimum temperature starting at 61.9°F, while the maximum might reach 62.7°F.

Daily water temperature in Sendai

Date Current Year

actual* / forecast**

last year 10 years average
May 16 58.7°F 57.6°F 57.7°F
May 17 60.2°F 57.6°F 58.2°F
May 18 60.8°F 57.5°F 58.7°F
May 19 61.6°F 59.3°F 59.3°F
May 20 62.9°F 57.9°F 59.2°F
May 21 61.9°F 58.7°F 59.7°F
May 22 61.5°F 59.0°F 60.0°F
May 23 59.1°F 60.0°F 60.3°F
May 24 59.0°F 60.7°F 60.8°F
May 25 60.0°F 61.0°F 61.0°F
May 26 62.2°F 60.9°F 61.4°F
May 27 61.4°F 60.9°F 61.7°F
May 28 62.3°F 61.0°F 61.9°F
May 29 63.3°F 60.8°F 62.2°F
May 30 61.5°F 61.5°F 62.6°F
May 31 61.9°F 61.5°F 63.1°F
Jun 1 61.9°F 60.9°F 63.0°F
Jun 2 62.1°F 61.1°F 63.2°F
Jun 3 62.6°F 61.8°F 63.7°F
Jun 4 62.5°F 62.7°F 63.6°F
Jun 5 62.7°F 62.9°F 63.8°F
Jun 6 62.7°F 62.5°F 63.8°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 Sendai by month

In Sendai, the months July through September offer comfortable swimming conditions, which amounts to 73 swimming days.
The warmest water in Sendai was recorded on August 6, 2023, reaching a 84.7°F. While the coldest temperature occurred on February 23, 2018, dipping to 42.6°F. The average readings by season are 51.0°F in Winter, 52.1°F in Spring, 73.2°F in Summer, and 68.6°F in Autumn.