What is the current water temperature in Caernarfon?

Q: What is the current water temperature in Caernarfon?

As of now, in Caernarfon, the water temperature is 11.67°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.

United Kingdom > Caernarfon

Water temperature in Caernarfon

Detailed information about the current water temperature in Caernarfon. 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.

53.0

°F

November 21, 09:32

Trend:

decreasing

Yesterday:

53.1°F

Tomorrow:

52.9°F

Sunrise:

07:53

Sunset:

16:13

Day Length:

8 h. 20 min.

Caernarfon in November

Minimum:

45.8°F

Average:

47.5°F

Maximum:

49.3°F

Sea water temperature in Caernarfon today

As of now, in Caernarfon, the water temperature is 53.0°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 0.4°F lower 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 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 54.6°F on 2014, while the historical minimum was 52.1°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 52.1°F, the minimum temperature may reach 51.5°F, and the maximum might stay at 52.9°F.

Daily water temperature in Caernarfon

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	54.8°F	54.9°F	54.9°F
Nov 8	54.5°F	54.9°F	54.8°F
Nov 9	54.5°F	54.8°F	54.7°F
Nov 10	54.4°F	54.6°F	54.6°F
Nov 11	54.3°F	54.1°F	54.5°F
Nov 12	54.2°F	53.9°F	54.4°F
Nov 13	54.0°F	53.7°F	54.2°F
Nov 14	53.8°F	53.3°F	54.1°F
Nov 15	53.5°F	53.0°F	53.9°F
Nov 16	53.3°F	53.2°F	53.9°F
Nov 17	53.4°F	53.1°F	53.8°F
Nov 18	53.5°F	53.2°F	53.8°F
Nov 19	53.5°F	53.2°F	53.7°F
Nov 20	53.1°F	53.3°F	53.5°F
Nov 21	53.0°F	53.2°F	53.4°F
Nov 22	52.9°F	53.2°F	53.3°F
Nov 23	52.6°F	52.5°F	53.0°F
Nov 24	52.3°F	52.4°F	52.7°F
Nov 25	52.0°F	51.8°F	52.5°F
Nov 26	51.7°F	51.7°F	52.2°F
Nov 27	51.6°F	51.6°F	52.0°F
Nov 28	51.5°F	51.7°F	52.0°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 Caernarfon by month

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

The warmest water in Caernarfon was recorded on July 22, 2021, reaching a 66.9°F. While the coldest temperature occurred on March 11, 2018, dipping to 42.3°F. The average readings by season are 47.5°F in Winter, 49.0°F in Spring, 59.8°F in Summer, and 57.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Bangor	52.3°F	8mi
Holyhead	54.6°F	19mi
Conwy	51.5°F	21mi
Aberystwyth	52.2°F	51mi

* current water temperature in this city

** straight line distance from Caernarfon