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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.
Sea temperature in Caernarfon now

45.4

°F

February 5, 04:46

Trend:

decreasing

Yesterday:

45.5°F

Tomorrow:

45.4°F

Sunrise:

07:55

Sunset:

17:08

Day Length:

9 h. 13 min.

Caernarfon in February

Minimum:

46.6°F

Average:

48.1°F

Maximum:

50.4°F

Sea water temperature in Caernarfon today

As of now, in Caernarfon, the water temperature is 45.4°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 0.5°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 47.5°F on 2016, while the historical minimum was 44.5°F on 2019.

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 minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 45.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Caernarfon

Date Current Year

actual* / forecast**

 last year 10 years average
Jan 22 46.3°F 45.4°F 46.3°F
Jan 23 45.9°F 45.4°F 46.2°F
Jan 24 46.0°F 46.0°F 46.3°F
Jan 25 46.4°F 46.0°F 46.3°F
Jan 26 45.8°F 46.5°F 46.3°F
Jan 27 45.8°F 47.3°F 46.3°F
Jan 28 46.0°F 47.3°F 46.2°F
Jan 29 46.1°F 47.2°F 46.2°F
Jan 30 45.7°F 47.0°F 46.1°F
Jan 31 45.8°F 47.4°F 46.1°F
Feb 1 44.9°F 47.0°F 46.0°F
Feb 2 45.1°F 46.1°F 46.0°F
Feb 3 45.2°F 46.7°F 46.0°F
Feb 4 45.5°F 46.7°F 46.0°F
Feb 5 45.4°F 47.0°F 45.8°F
Feb 6 45.4°F 46.9°F 45.8°F
Feb 7 45.2°F 46.9°F 45.7°F
Feb 8 45.2°F 46.7°F 45.7°F
Feb 9 45.1°F 46.5°F 45.6°F
Feb 10 45.2°F 46.5°F 45.7°F
Feb 11 45.2°F 46.5°F 45.6°F
Feb 12 45.2°F 46.5°F 45.6°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

January

February

March

April

May

June

July

August

September

October

November

December

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, 49.0°F in Spring, 59.8°F in Summer, and 57.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Bangor 44.2°F 8mi
Holyhead 47.6°F 19mi
Conwy 44.0°F 21mi
Aberystwyth 44.2°F 51mi

* current water temperature in this city

** straight line distance from Caernarfon