What is the current water temperature in Greystones?

Q: What is the current water temperature in Greystones?

As of now, in Greystones, the water temperature is 12.29°C. 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.

Ireland > Greystones

Water temperature in Greystones

Detailed information about the current water temperature in Greystones. 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.

54.1

°F

November 21, 12:54

Trend:

decreasing

Yesterday:

54.4°F

Tomorrow:

53.9°F

Sunrise:

08:00

Sunset:

16:20

Day Length:

8 h. 20 min.

Greystones in November

Minimum:

45.1°F

Average:

48.1°F

Maximum:

49.3°F

Sea water temperature in Greystones today

As of now, in Greystones, the water temperature is 54.1°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 0.7°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 slightly 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 55.0°F on 2022, while the historical minimum was 51.2°F on 2019.

latest data

last year

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 53.4°F, the minimum temperature may reach 52.9°F, and the maximum might stay at 53.9°F.

Daily water temperature in Greystones

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	55.1°F	55.7°F	55.1°F
Nov 8	54.9°F	55.3°F	54.9°F
Nov 9	54.9°F	55.0°F	54.8°F
Nov 10	54.8°F	54.6°F	54.7°F
Nov 11	54.6°F	54.7°F	54.6°F
Nov 12	54.4°F	54.4°F	54.4°F
Nov 13	54.2°F	54.5°F	54.2°F
Nov 14	54.1°F	54.4°F	54.1°F
Nov 15	55.5°F	54.2°F	54.2°F
Nov 16	55.3°F	54.0°F	54.2°F
Nov 17	55.1°F	53.9°F	54.0°F
Nov 18	55.1°F	53.8°F	53.9°F
Nov 19	54.7°F	53.8°F	53.8°F
Nov 20	54.4°F	53.7°F	53.6°F
Nov 21	54.1°F	53.5°F	53.4°F
Nov 22	53.9°F	53.0°F	53.2°F
Nov 23	53.8°F	53.5°F	53.1°F
Nov 24	53.7°F	53.1°F	53.0°F
Nov 25	53.5°F	53.0°F	52.8°F
Nov 26	53.2°F	52.8°F	52.5°F
Nov 27	53.1°F	52.8°F	52.3°F
Nov 28	52.9°F	52.6°F	52.2°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 Greystones by month

In an average year, Greystones offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Greystones was recorded on September 10, 2023, reaching a 62.3°F. While the coldest temperature occurred on March 11, 2018, dipping to 43.0°F. The average readings by season are 48.0°F in Winter, 48.3°F in Spring, 57.7°F in Summer, and 56.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Bray	53.7°F	5mi
Dún Laoghaire	53.3°F	11mi
Dublin	53.0°F	15mi

* current water temperature in this city

** straight line distance from Greystones