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Photo: Porthloo beach, St Mary's, Scilly - geograph.org.uk - 1607577 by John Rostron (CC BY-SA 2.0) License
Porthloo Beach
Beach
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion.
- Water temp 59°F (15°C)
Live data from offshore buoy 62107 (15.5 mi away), as of Oct 20, 12:00 PM UTC.
Why, sources & official advisories
- Water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion. — offshore buoy 62107, as of Oct 20, 12:00 PM UTC
No official beach-advisory feed for Cornwall yet — follow posted signs and local guidance.
Get an email when it’s warm enough
It’s 59°F at Porthloo Beach now. We check the water daily and email you once when it reaches your temperature.
Cool today
Editor's Notes
Porthloo (sometimes spelled and often pronounced Porthlow; Cornish: Porth Logh "cove of the deep water inlet") is a coastal settlement on the island of St Mary's in the Isles of Scilly, England. It is situated about half a mile northeast of Hugh Town and is a popular tourist spot with a number of guest houses, a restaurant, several gift shops and art galleries.
The only golf club on the Isles of Scilly is situated just to the north of Porthloo.
Interactive map not available
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Weather at Porthloo Beach
57°F, Overcast · H 57° / L 55° · 75% chance of rain3-day forecast
H: 57° L: 55°
Overcast
57°
|
Feels like 45°
Precipitation
75%
Humidity
70%
Wind
21 mph
UV Index
2
Weather notes:
🏄Good for surfing/sailing
12 AM
56°
3 AM
56°
6 AM
55°
9 AM
55°
12 PM
56°
3 PM
57°
6 PM
55°
9 PM
56°
Frequently asked questions
- Where is Porthloo Beach?
- Porthloo Beach is a beach in Cornwall.
- What is the water temperature at Porthloo Beach?
- As of October 20, 2026, the water temperature at Porthloo Beach in Cornwall is 59°F (15°C), measured by offshore buoy 62107, 15.5 miles away.
- Can you swim at Porthloo Beach?
- Cold water — serious cold-shock risk today: water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion. Checked October 20, 2026.
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Location & Contact
Cornwall
🏖️ Best times & visiting tips
- ›Arrive early for best parking and beach spot selection
- ›Check for lifeguard schedules and swim only in designated areas
- ›Bring reef-safe sunscreen to protect marine life
- ›Watch for beach flags indicating water conditions
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