What is the current water temperature in Belfast?

Q: What is the current water temperature in Belfast?

As of now, in Belfast, the water temperature is 11.93°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.

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Water temperature in Belfast

Detailed information about the current water temperature in Belfast. 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.

53.5

°F

June 6, 09:11

Trend:

stable

Yesterday:

54.2°F

Tomorrow:

53.6°F

Sunrise:

05:22

Sunset:

20:59

Day Length:

15 h. 37 min.

Belfast in June

Minimum:

32.0°F

Average:

32.4°F

Maximum:

33.9°F

Sea water temperature in Belfast today

As of now, in Belfast, the water temperature is 53.5°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 4.8°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 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 51.7°F on 2020, while the historical minimum was 43.6°F on 2016.

latest data

last year

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 54.4°F, with minimum temperature starting at 53.6°F, while the maximum might reach 55.0°F.

Daily water temperature in Belfast

Date	Current Year actual* / forecast**	last year	10 years average
May 23	48.4°F	48.8°F	45.4°F
May 24	46.0°F	48.6°F	45.2°F
May 25	45.0°F	48.2°F	45.3°F
May 26	43.8°F	51.9°F	46.1°F
May 27	48.0°F	51.2°F	46.1°F
May 28	50.0°F	49.6°F	46.1°F
May 29	50.9°F	49.6°F	47.2°F
May 30	49.8°F	49.7°F	47.4°F
May 31	49.6°F	46.3°F	47.5°F
Jun 1	48.5°F	48.9°F	47.7°F
Jun 2	50.3°F	48.0°F	48.3°F
Jun 3	51.3°F	47.8°F	47.9°F
Jun 4	52.1°F	47.3°F	47.8°F
Jun 5	54.2°F	48.5°F	49.0°F
Jun 6	53.5°F	49.2°F	48.7°F
Jun 7	53.6°F	51.7°F	48.8°F
Jun 8	54.0°F	53.0°F	49.2°F
Jun 9	54.0°F	51.1°F	49.2°F
Jun 10	54.3°F	51.8°F	49.5°F
Jun 11	54.7°F	52.2°F	49.9°F
Jun 12	55.0°F	50.8°F	50.2°F
Jun 13	55.0°F	49.6°F	50.2°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 Belfast by month

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

The warmest water in Belfast was recorded on August 12, 2020, reaching a 73.6°F. While the coldest temperature occurred on January 1, 2018, dipping to 32.0°F. The average readings by season are 33.2°F in Winter, 36.6°F in Spring, 61.3°F in Summer, and 55.0°F in Autumn.