What is the current water temperature in Niigata?

Q: What is the current water temperature in Niigata?

As of now, in Niigata, the water temperature is 10.31°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 Niigata

Detailed information about the current water temperature in Niigata. 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.

50.6

°F

March 3, 15:58

Trend:

increasing

Yesterday:

50.4°F

Tomorrow:

50.6°F

Sunrise:

06:14

Sunset:

17:39

Day Length:

11 h. 25 min.

Niigata in March

Minimum:

54.5°F

Average:

55.6°F

Maximum:

56.5°F

Sea water temperature in Niigata today

As of now, in Niigata, the water temperature is 50.6°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 1.0°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

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 maximum temperature for this date. The maximum temperature recorded for this date was 51.3°F on 2020, while the historical minimum was 47.5°F on 2022.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 50.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Niigata

Date	Current Year actual* / forecast**	last year	10 years average
Feb 17	50.4°F	49.8°F	50.5°F
Feb 18	50.2°F	50.4°F	50.4°F
Feb 19	50.6°F	50.5°F	50.4°F
Feb 20	50.6°F	50.7°F	50.3°F
Feb 21	50.5°F	50.5°F	50.2°F
Feb 22	50.1°F	50.5°F	50.2°F
Feb 23	48.8°F	49.8°F	50.0°F
Feb 24	48.5°F	49.6°F	49.9°F
Feb 25	48.8°F	49.6°F	49.9°F
Feb 26	50.3°F	49.6°F	49.9°F
Feb 27	50.4°F	49.7°F	49.9°F
Feb 28	51.1°F	49.7°F	49.7°F
Mar 1	50.4°F	49.6°F	49.4°F
Mar 2	50.4°F	49.9°F	49.4°F
Mar 3	50.6°F	49.8°F	49.6°F
Mar 4	50.6°F	49.8°F	49.6°F
Mar 5	50.6°F	49.9°F	49.6°F
Mar 6	50.6°F	49.8°F	49.6°F
Mar 7	50.5°F	49.6°F	49.5°F
Mar 8	50.5°F	48.8°F	49.5°F
Mar 9	50.2°F	48.7°F	49.2°F
Mar 10	50.0°F	48.3°F	49.0°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 Niigata by month

In Niigata, the months July through September offer comfortable swimming conditions, which amounts to 101 swimming days.

The warmest water in Niigata was recorded on August 6, 2023, reaching a 86.6°F. While the coldest temperature occurred on March 3, 2022, dipping to 47.5°F. The average readings by season are 54.7°F in Winter, 53.7°F in Spring, 75.5°F in Summer, and 72.0°F in Autumn.