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 9.61°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.

49.3

°F

March 13, 19:24

Trend:

stable

Yesterday:

49.4°F

Tomorrow:

49.3°F

Sunrise:

05:59

Sunset:

17:49

Day Length:

11 h. 50 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 49.3°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 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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably 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 52.1°F on 2023, while the historical minimum was 47.7°F on 2018.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 49.3°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 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	49.5°F
Mar 3	52.8°F	49.8°F	49.9°F
Mar 4	50.7°F	49.8°F	49.7°F
Mar 5	50.6°F	49.9°F	49.7°F
Mar 6	49.7°F	49.8°F	49.6°F
Mar 7	50.6°F	49.6°F	49.6°F
Mar 8	50.2°F	48.8°F	49.5°F
Mar 9	50.0°F	48.7°F	49.2°F
Mar 10	49.8°F	48.3°F	49.1°F
Mar 11	49.4°F	48.2°F	49.1°F
Mar 12	49.4°F	48.3°F	49.4°F
Mar 13	49.3°F	48.7°F	49.6°F
Mar 14	49.3°F	49.5°F	49.6°F
Mar 15	49.1°F	49.2°F	49.4°F
Mar 16	49.1°F	49.1°F	49.4°F
Mar 17	49.4°F	49.3°F	49.7°F
Mar 18	49.4°F	49.2°F	49.7°F
Mar 19	49.4°F	49.1°F	49.7°F
Mar 20	49.3°F	48.5°F	49.6°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.