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- Aberdaron
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- Point of Ayre
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- Portadown
- Port Askaig
- Portavogie
- Porthcawl
- Porthmadog
- Port Isaac
- Portree
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- Preston
- Raf Mona
- Ramsgate
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- Redditch
- Redhill
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- Richmondshire
- Ripon
- Rochdale
- Rockall
- Rosehearty
- Rotherham
- Rothesay
- Royal Leamington Spa
- Royal Tunbridge Wells
- Rugby
- Runcorn
- Rutland Water
- Saint Helier
- Salcombe
- Salford
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- Sanquhar
- Sawbridgeworth
- Scarborough
- Scatsta Airport
- Scottish Highlands
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- Selby
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- Sheerness
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- Shetland
- Shetland N
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- Shetland W
- Shobdon
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- Solway Firth
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- Southport
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- South Uist
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- Spadeadam
- Spalding
- Stafford
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- St Albans
- Stamford
- St Andrews
- Stanhope
- Stevenage
- Stirling
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- Stonehaven
- Stonehenge
- Stornoway
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- Strathaven
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- Swanage
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- Swindon
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- Tamworth
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- Taunton
- Teignbridge
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- The Cairnwell
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- Tiree
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- Turnberry
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- Ullswater
- Uttoxeter
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- Wallasey
- Wallingford
- Walsall
- Warminster
- Warrington
- Warwick
- Watford
- Wellingborough
- Wells-next-the-Sea
- West Bromwich
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- Wokingham
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- Wolverton
- Woodford
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- Workington
- Worksop
- Wrexham
- Yate
- Yeovil
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Harlech

Regional Sea Temperature Harlech

The current sea temperature is about 9°C / 48°F.

Last updated: Sat, 25 May, 07:42 BST

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