All data are in degrees Fahrenheit

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Water temperature in Newcastle

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

68.2

°F

May 20, 22:19

Trend:

decreasing

Yesterday:

68.8°F

Tomorrow:

67.9°F

Sunrise:

06:40

Sunset:

16:59

Day Length:

10 h. 19 min.

Newcastle in May

Minimum:

70.1°F

Average:

71.5°F

Maximum:

74.0°F

Sea water temperature in Newcastle today

As of now, in Newcastle, the water temperature is 68.2°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.0°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 considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 72.1°F on 2019, while the historical minimum was 66.3°F on 2021.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 67.8°F, the minimum temperature may reach 67.6°F, and the maximum might stay at 68.0°F.

Daily water temperature in Newcastle

Date Current Year

actual* / forecast**

last year 10 years average
May 6 70.8°F 70.7°F 70.4°F
May 7 71.0°F 70.2°F 70.4°F
May 8 71.3°F 70.1°F 70.3°F
May 9 70.2°F 69.8°F 69.9°F
May 10 70.0°F 69.5°F 69.9°F
May 11 69.7°F 69.2°F 69.6°F
May 12 69.7°F 69.1°F 69.6°F
May 13 69.5°F 68.5°F 69.4°F
May 14 69.4°F 68.4°F 69.2°F
May 15 68.9°F 68.5°F 69.2°F
May 16 68.6°F 68.6°F 69.0°F
May 17 68.5°F 68.5°F 68.9°F
May 18 68.5°F 68.1°F 68.8°F
May 19 68.8°F 68.4°F 69.1°F
May 20 68.2°F 67.9°F 69.1°F
May 21 67.9°F 67.3°F 68.9°F
May 22 68.0°F 67.6°F 68.9°F
May 23 67.6°F 67.7°F 68.6°F
May 24 67.7°F 67.2°F 68.7°F
May 25 67.8°F 67.2°F 68.8°F
May 26 67.6°F 66.9°F 68.5°F
May 27 67.7°F 67.4°F 68.7°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 Newcastle by month

In Newcastle, the months February through March offer comfortable swimming conditions, which amounts to 60 swimming days.
The warmest water in Newcastle was recorded on February 2, 2020, reaching a 78.8°F. While the coldest temperature occurred on August 25, 2018, dipping to 60.8°F. The average readings by season are 72.4°F in Winter, 71.6°F in Spring, 65.0°F in Summer, and 66.1°F in Autumn.