All data are in degrees Fahrenheit

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Water temperature in Barry

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

66.4

°F

September 11, 03:11

Trend:

decreasing

Yesterday:

66.5°F

Tomorrow:

66.1°F

Sunrise:

06:41

Sunset:

19:38

Day Length:

12 h. 57 min.

Barry in September

Minimum:

44.3°F

Average:

45.9°F

Maximum:

47.7°F

Sea water temperature in Barry today

As of now, in Barry, the water temperature is 66.4°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 1.6°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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 67.5°F on 2023, while the historical minimum was 63.3°F on 2019.

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 shows a gradual cooling trend. The average temperature is expected to be 65.8°F, the minimum temperature may reach 65.4°F, and the maximum might stay at 66.1°F.

Daily water temperature in Barry

Date Current Year

actual* / forecast**

last year 10 years average
Aug 28 68.5°F 67.3°F 66.0°F
Aug 29 68.0°F 67.0°F 65.9°F
Aug 30 68.4°F 67.1°F 65.9°F
Aug 31 68.7°F 67.0°F 65.8°F
Sep 1 68.2°F 66.8°F 65.6°F
Sep 2 68.3°F 66.4°F 65.6°F
Sep 3 67.4°F 66.1°F 65.3°F
Sep 4 67.9°F 65.8°F 65.3°F
Sep 5 67.6°F 65.3°F 65.3°F
Sep 6 67.3°F 65.5°F 65.1°F
Sep 7 67.3°F 65.7°F 65.2°F
Sep 8 67.0°F 65.3°F 65.2°F
Sep 9 67.0°F 65.0°F 65.2°F
Sep 10 66.5°F 64.5°F 64.9°F
Sep 11 66.4°F 64.5°F 64.8°F
Sep 12 66.1°F 64.2°F 64.5°F
Sep 13 65.9°F 63.9°F 64.3°F
Sep 14 65.9°F 63.6°F 64.3°F
Sep 15 65.7°F 63.2°F 64.1°F
Sep 16 65.6°F 62.9°F 64.0°F
Sep 17 65.4°F 62.6°F 63.8°F
Sep 18 65.6°F 62.5°F 64.0°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 Barry by month

In an average year, Barry offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Barry was recorded on August 15, 2026, reaching a 70.2°F. While the coldest temperature occurred on March 4, 2018, dipping to 39.6°F. The average readings by season are 46.1°F in Winter, 49.9°F in Spring, 64.2°F in Summer, and 58.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Cardiff 66.1°F 7mi
Newport 65.2°F 18mi
Bristol 64.6°F 30mi
Swansea 65.8°F 32mi

* current water temperature in this city

** straight line distance from Barry