All data are in degrees Fahrenheit

en

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

70.5

°F

July 10, 14:56

Trend:

decreasing

Yesterday:

73.9°F

Tomorrow:

70.5°F

Sunrise:

05:20

Sunset:

20:20

Day Length:

15 h. 0 min.

Newport in July

Minimum:

38.8°F

Average:

42.7°F

Maximum:

45.6°F

Sea water temperature in Newport today

As of now, in Newport, the water temperature is 70.5°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 0.2°F higher 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 73.1°F on 2025, while the historical minimum was 68.6°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 71.2°F, with minimum temperature starting at 70.5°F, while the maximum might reach 72.2°F.

Daily water temperature in Newport

Date Current Year

actual* / forecast**

last year 10 years average
Jun 26 66.8°F 70.5°F 67.1°F
Jun 27 66.8°F 68.4°F 66.9°F
Jun 28 68.1°F 65.8°F 67.0°F
Jun 29 68.2°F 66.1°F 67.2°F
Jun 30 68.7°F 67.1°F 67.7°F
Jul 1 70.0°F 67.4°F 68.3°F
Jul 2 71.0°F 69.7°F 68.9°F
Jul 3 73.0°F 69.3°F 69.4°F
Jul 4 74.0°F 69.6°F 69.2°F
Jul 5 74.7°F 68.7°F 69.5°F
Jul 6 75.6°F 69.9°F 70.6°F
Jul 7 74.6°F 69.2°F 70.7°F
Jul 8 75.2°F 70.0°F 70.7°F
Jul 9 73.9°F 71.9°F 70.4°F
Jul 10 70.5°F 73.1°F 70.3°F
Jul 11 70.5°F 72.6°F 70.3°F
Jul 12 70.6°F 72.5°F 70.4°F
Jul 13 70.7°F 69.5°F 70.5°F
Jul 14 71.4°F 70.9°F 71.2°F
Jul 15 71.4°F 69.7°F 71.2°F
Jul 16 72.1°F 71.6°F 71.9°F
Jul 17 72.2°F 71.0°F 72.0°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 Newport by month

In Newport, there are only 4 days through the year when the water is warm enough to be comfortable for swimming.
The warmest water in Newport was recorded on August 15, 2020, reaching a 78.8°F. While the coldest temperature occurred on February 14, 2026, dipping to 33.9°F. The average readings by season are 42.8°F in Winter, 46.7°F in Spring, 69.0°F in Summer, and 62.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Bristol 74.1°F 13mi
Providence 73.0°F 24mi
Plymouth 68.1°F 46mi
South Boston 68.1°F 60mi

* current water temperature in this city

** straight line distance from Newport