All data are in degrees Fahrenheit

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Water temperature in Newport

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

47.7

°F

December 8, 05:04

Trend:

decreasing

Yesterday:

48.0°F

Tomorrow:

47.3°F

Sunrise:

08:05

Sunset:

16:03

Day Length:

7 h. 58 min.

Newport in December

Minimum:

42.5°F

Average:

45.2°F

Maximum:

46.9°F

Sea water temperature in Newport today

As of now, in Newport, the water temperature is 47.7°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 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 52.1°F on 2015, while the historical minimum was 46.2°F on 2022.

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 46.8°F, the minimum temperature may reach 46.4°F, and the maximum might stay at 47.3°F.

Daily water temperature in Newport

Date Current Year

actual* / forecast**

last year 10 years average
Nov 24 50.5°F 51.2°F 51.1°F
Nov 25 50.6°F 50.3°F 50.9°F
Nov 26 49.7°F 50.2°F 50.7°F
Nov 27 49.7°F 50.4°F 50.7°F
Nov 28 49.8°F 50.3°F 50.6°F
Nov 29 49.9°F 49.7°F 50.4°F
Nov 30 50.0°F 49.9°F 50.2°F
Dec 1 49.7°F 48.7°F 49.8°F
Dec 2 49.4°F 48.2°F 49.4°F
Dec 3 49.5°F 48.3°F 49.4°F
Dec 4 48.4°F 48.4°F 48.9°F
Dec 5 48.5°F 48.3°F 48.6°F
Dec 6 48.9°F 47.2°F 48.6°F
Dec 7 48.0°F 47.3°F 48.3°F
Dec 8 47.7°F 46.6°F 48.0°F
Dec 9 47.3°F 46.1°F 47.6°F
Dec 10 47.0°F 46.5°F 47.3°F
Dec 11 47.0°F 47.0°F 47.3°F
Dec 12 46.8°F 46.7°F 47.1°F
Dec 13 46.6°F 46.3°F 46.9°F
Dec 14 46.5°F 46.2°F 46.9°F
Dec 15 46.4°F 46.7°F 46.7°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 Newport by month

In an average year, Newport offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Newport was recorded on July 24, 2021, reaching a 71.9°F. While the coldest temperature occurred on March 4, 2018, dipping to 39.7°F. The average readings by season are 45.4°F in Winter, 50.1°F in Spring, 64.3°F in Summer, and 57.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Cardiff 48.7°F 11mi
Barry 49.9°F 18mi
Bristol 47.6°F 20mi
Swansea 50.7°F 41mi

* current water temperature in this city

** straight line distance from Newport