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 15.19°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.

59.3

°F

June 22, 15:46

Trend:

increasing

Yesterday:

58.3°F

Tomorrow:

59.5°F

Sunrise:

04:50

Sunset:

21:48

Day Length:

16 h. 58 min.

Caernarfon in June

Minimum:

46.5°F

Average:

48.0°F

Maximum:

49.8°F

Sea water temperature in Caernarfon today

As of now, in Caernarfon, the water temperature is 59.3°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 1.0°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 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 62.0°F on 2023, while the historical minimum was 55.1°F on 2015.

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 suggests a gradual increase. The average temperature is expected to rise up to 59.8°F, with minimum temperature starting at 59.5°F, while the maximum might reach 60.1°F.

Daily water temperature in Caernarfon

Date	Current Year actual* / forecast**	last year	10 years average
Jun 8	56.6°F	56.8°F	56.3°F
Jun 9	56.7°F	57.4°F	56.6°F
Jun 10	56.5°F	57.2°F	56.7°F
Jun 11	56.7°F	57.3°F	56.7°F
Jun 12	57.2°F	57.1°F	56.9°F
Jun 13	57.4°F	56.9°F	56.8°F
Jun 14	58.2°F	56.7°F	57.0°F
Jun 15	58.2°F	57.9°F	57.5°F
Jun 16	58.2°F	57.9°F	57.6°F
Jun 17	58.0°F	58.2°F	57.6°F
Jun 18	57.9°F	57.9°F	57.7°F
Jun 19	57.9°F	57.3°F	57.6°F
Jun 20	57.8°F	57.7°F	57.7°F
Jun 21	58.3°F	58.6°F	58.2°F
Jun 22	59.3°F	58.0°F	58.3°F
Jun 23	59.5°F	59.1°F	58.5°F
Jun 24	59.5°F	59.9°F	58.4°F
Jun 25	59.8°F	60.5°F	58.8°F
Jun 26	59.8°F	60.3°F	58.8°F
Jun 27	60.0°F	60.1°F	59.0°F
Jun 28	60.1°F	60.0°F	59.1°F
Jun 29	60.0°F	59.7°F	59.0°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 47.4°F in Winter, 49.1°F in Spring, 59.8°F in Summer, and 57.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Bangor	59.3°F	8mi
Holyhead	57.6°F	19mi
Conwy	61.1°F	21mi
Aberystwyth	62.8°F	51mi

* current water temperature in this city

** straight line distance from Caernarfon