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

82.4

°F

August 10, 19:00

Trend:

decreasing

Yesterday:

83.4°F

Tomorrow:

82.0°F

Sunrise:

04:54

Sunset:

18:44

Day Length:

13 h. 50 min.

Niigata in August

Minimum:

54.3°F

Average:

55.5°F

Maximum:

56.2°F

Sea water temperature in Niigata today

As of now, in Niigata, the water temperature is 82.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°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 fall 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 85.2°F on 2023, while the historical minimum was 80.5°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 minimum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 81.9°F, the minimum temperature may reach 81.5°F, and the maximum might stay at 82.2°F.

Daily water temperature in Niigata

Date Current Year

actual* / forecast**

last year 10 years average
Jul 27 81.1°F 84.8°F 80.1°F
Jul 28 81.8°F 84.2°F 80.0°F
Jul 29 80.1°F 86.1°F 80.5°F
Jul 30 80.3°F 86.1°F 80.7°F
Jul 31 79.7°F 85.3°F 81.1°F
Aug 1 80.0°F 84.2°F 81.3°F
Aug 2 80.4°F 83.3°F 81.6°F
Aug 3 80.1°F 83.6°F 81.9°F
Aug 4 80.3°F 84.2°F 82.2°F
Aug 5 80.3°F 84.0°F 82.3°F
Aug 6 80.7°F 83.5°F 82.3°F
Aug 7 82.1°F 83.4°F 82.4°F
Aug 8 83.9°F 82.8°F 82.6°F
Aug 9 83.4°F 82.9°F 82.6°F
Aug 10 82.4°F 82.9°F 82.6°F
Aug 11 82.0°F 82.6°F 82.3°F
Aug 12 81.9°F 82.1°F 82.2°F
Aug 13 82.2°F 82.1°F 82.5°F
Aug 14 82.0°F 82.4°F 82.3°F
Aug 15 82.1°F 82.2°F 82.3°F
Aug 16 81.7°F 81.2°F 82.0°F
Aug 17 81.5°F 81.8°F 81.7°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, 53.8°F in Spring, 75.5°F in Summer, and 72.0°F in Autumn.