All data are in degrees Fahrenheit

en

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

54.3

°F

May 6, 12:12

Trend:

increasing

Yesterday:

53.8°F

Tomorrow:

54.6°F

Sunrise:

05:37

Sunset:

20:44

Day Length:

15 h. 7 min.

Barry in May

Minimum:

44.8°F

Average:

46.4°F

Maximum:

48.2°F

Sea water temperature in Barry today

As of now, in Barry, the water temperature is 54.3°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 2.0°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 54.8°F on 2025, while the historical minimum was 50.9°F on 2018.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 55.1°F, with minimum temperature starting at 54.6°F, while the maximum might reach 55.9°F.

Daily water temperature in Barry

Date Current Year

actual* / forecast**

last year 10 years average
Apr 22 51.5°F 51.8°F 50.6°F
Apr 23 51.5°F 52.3°F 50.8°F
Apr 24 51.8°F 51.6°F 50.8°F
Apr 25 52.4°F 51.6°F 51.0°F
Apr 26 52.1°F 51.9°F 51.2°F
Apr 27 52.4°F 52.6°F 51.2°F
Apr 28 52.7°F 52.3°F 51.2°F
Apr 29 53.0°F 52.7°F 51.5°F
Apr 30 53.3°F 52.7°F 51.5°F
May 1 53.5°F 53.9°F 51.7°F
May 2 52.9°F 53.9°F 51.7°F
May 3 52.9°F 54.7°F 52.0°F
May 4 52.6°F 55.2°F 52.1°F
May 5 53.8°F 55.1°F 52.4°F
May 6 54.3°F 54.8°F 52.3°F
May 7 54.6°F 54.8°F 52.6°F
May 8 54.7°F 54.7°F 52.7°F
May 9 55.1°F 55.1°F 53.1°F
May 10 55.0°F 55.0°F 53.0°F
May 11 55.4°F 55.4°F 53.4°F
May 12 55.4°F 55.4°F 53.4°F
May 13 55.9°F 56.3°F 53.9°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 July 25, 2018, reaching a 69.4°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, 64.0°F in Summer, and 58.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Cardiff 54.9°F 7mi
Newport 55.6°F 18mi
Bristol 55.5°F 30mi
Swansea 54.2°F 32mi

* current water temperature in this city

** straight line distance from Barry