Sea Temperature

Llansteffan Sea Temperature

(Today) Jun 2019

12.8°C / 55°F

Current weather

15°C / 59°F
(broken clouds)

Partly cloudy
Wind

6 mph

Humidity

93%


The measurements for the water temperature in Llansteffan, Wales are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average max / min water temperatures

The graph below shows the range of monthly Llansteffan water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Llansteffan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 7.2 7.3 7.4 8.1 10.3 11.9 14.1 16 15.7 14.2 12.4 9.6
Max °C 10.3 9.5 9.2 11.2 12.6 15.5 17.6 17.7 17.5 16.5 14.9 12.9
Min °F 46.2 46 46 47.8 51.4 54.9 58.7 61.4 61 58.4 55.3 50.6
Max °F 49.3 48.2 47.8 50.9 53.7 58.5 62.2 63.1 62.8 60.7 57.8 53.9

7 day tide forecast for Llansteffan

WedThuFriSatSunMonTue
  • Low 2:02am
    (1.51m)
  • High 8:21am
    (8.88m)
  • Low 2:19pm
    (1.66m)
  • High 8:40pm
    (9.05m)
  • Low 2:39am
    (1.63m)
  • High 8:58am
    (8.71m)
  • Low 2:53pm
    (1.81m)
  • High 9:16pm
    (8.87m)
  • Low 3:15am
    (1.82m)
  • High 9:33am
    (8.47m)
  • Low 3:27pm
    (2.02m)
  • High 9:52pm
    (8.61m)
  • Low 3:52am
    (2.06m)
  • High 10:08am
    (8.18m)
  • Low 4:03pm
    (2.29m)
  • High 10:29pm
    (8.29m)
  • Low 4:31am
    (2.35m)
  • High 10:45am
    (7.87m)
  • Low 4:42pm
    (2.61m)
  • High 11:09pm
    (7.95m)
  • Low 5:14am
    (2.65m)
  • High 11:27am
    (7.55m)
  • Low 5:27pm
    (2.92m)
  • High 11:55pm
    (7.63m)
  • Low 6:05am
    (2.91m)
  • High 12:18pm
    (7.28m)
  • Low 6:25pm
    (3.18m)

*These tide times are estimates based on the nearest port (Mumbles, Wales) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average June sea temperatures

  • Max: 15.5°C / 59.9°F
  • Avg: 13.7°C / 56.7°F
  • Min: 11.9°C / 53.4°F
Llansteffan average sea temperature chart

These average ocean temperatures for Llansteffan are calculated from several years of archived data.

Map showing location of Llansteffan (51.772220, -4.391390)

Locations nearby

Variations

Whilst sea temperatures for Llansteffan are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Llansteffan
Llansteffan, Llanstephan

Llansteffan average sea temperature chart