What is the water temperature at Thomas' Porth or Shark's Pit today?

Live sea-surface temperature, waves and wind for Thomas' Porth or Shark's Pit load automatically on this page, refreshed every hour.

When is the water warmest at Thomas' Porth or Shark's Pit?

The sea at Thomas' Porth or Shark's Pit is warmest in August, averaging around 17°C (62.6°F). The monthly water-temperature table on this page shows the 25-year average for every month.

Thomas' Porth or Shark's Pit

Isles of Scilly · United Kingdom

IntermediateBeach break49.920, -6.308

Rating right now

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An open SE-facing sand beach on the Celtic Sea near Isles of Scilly, Thomas' Porth or Shark's Pit works on NE–S groundswell; W–NW winds offshore, with conditions most reliable april–october.

10-day forecast

Local time · updates hourly

Wave height & period

HeightPeriod

Wind

SpeedGusts

Time	Rating	Waves	Swell	Wind	Air

Water temperature by month

This month: ~16.2°C (61.2°F) on average

Jan

10.8°C

51.4°F · 9.8–12°C

Feb

10.2°C

50.4°F · 9.3–10.9°C

Mar

10°C

50°F · 9.4–11°C

Apr

10.6°C

51.1°F · 9.8–11.8°C

May

12.2°C

54°F · 10.6–14.2°C

Jun

14.7°C

58.5°F · 12.7–16.6°C

Jul

16.6°C

61.9°F · 14.8–20°C

Aug

17°C

62.6°F · 15.6–18.1°C

Sep

16.2°C

61.2°F · 14.4–18.5°C

Oct

14.5°C

58.1°F · 12.7–15.7°C

Nov

12.7°C

54.9°F · 10.6–14°C

Dec

11.6°C

52.9°F · 10.8–12.6°C

25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.

Know before you go

Best swell

NE–S

Best wind

W–NW

Break type

Beach break

Best season

April–October

Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.

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