All data are in degrees Fahrenheit

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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.
Sea temperature in Niigata now

50.5

°F

February 17, 15:26

Trend:

stable

Yesterday:

50.5°F

Tomorrow:

50.5°F

Sunrise:

06:33

Sunset:

17:24

Day Length:

10 h. 51 min.

Niigata in February

Minimum:

55.1°F

Average:

55.9°F

Maximum:

56.9°F

Sea water temperature in Niigata today

As of now, in Niigata, the water temperature is 50.5°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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 51.8°F on 2020, while the historical minimum was 49.4°F on 2023.

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 50.3°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 3 51.4°F 49.3°F 51.1°F
Feb 4 51.6°F 49.9°F 51.2°F
Feb 5 51.6°F 50.3°F 51.4°F
Feb 6 50.9°F 50.9°F 51.4°F
Feb 7 50.7°F 51.2°F 51.5°F
Feb 8 51.1°F 51.4°F 51.6°F
Feb 9 51.1°F 51.5°F 51.5°F
Feb 10 51.6°F 51.4°F 51.2°F
Feb 11 51.5°F 51.4°F 51.2°F
Feb 12 51.3°F 51.3°F 51.1°F
Feb 13 51.0°F 51.2°F 50.9°F
Feb 14 50.9°F 50.9°F 50.7°F
Feb 15 50.6°F 49.9°F 50.5°F
Feb 16 50.5°F 49.7°F 50.4°F
Feb 17 50.5°F 49.8°F 50.5°F
Feb 18 50.5°F 50.4°F 50.4°F
Feb 19 50.4°F 50.5°F 50.4°F
Feb 20 50.3°F 50.7°F 50.2°F
Feb 21 50.2°F 50.5°F 50.1°F
Feb 22 50.3°F 50.5°F 50.2°F
Feb 23 50.1°F 49.8°F 50.1°F
Feb 24 50.1°F 49.6°F 50.0°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.