Home › Weather › Weather Porth
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Reading Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions for Porth, with a light south-westerly breeze and patchy cloud. As a coastal town on Cornwall’s north coast, Porth’s weather is shaped by the Atlantic, giving it milder winters and changeable summers compared to inland areas.
What’s the forecast for Porth today?
Based on the live forecast above, today’s weather in Porth is typical of a Cornish coastal day: a mix of cloud and some brighter spells, with moderate winds from the south-west. Temperatures are mild for the season, and the chance of rain remains low through the morning, though a few showers may drift in later. Always check the latest updates before heading out, especially if you’re planning time on the beach.
How does the Atlantic influence Porth’s climate?
Porth sits on the St Agnes Heritage Coast, wide open to Atlantic weather systems. This means mild, damp winters and relatively cool summers, with frequent cloud and sea fog. The prevailing south-westerly winds bring moist air, which often results in light drizzle, but also helps keep frost rare compared to inland Cornwall. Sea breezes can freshen quickly, so a light jacket is useful year-round.
Is Porth good for surfing in the current conditions?
Porth has a sheltered cove that’s more suited to swimming and families than big surf. The live forecast above shows modest swell and light winds, so it’s likely calm today. For serious surfing, head to nearby Fistral or Newquay’s beaches.
When is the driest time to visit Porth?
Late spring (May to early June) and September tend to be drier and less crowded. The Atlantic influence means rain is possible any month, but those months offer more settled spells and mild sea temperatures.
Should I check tide times before visiting the beach?
Yes, especially for Porth’s small beach. At high tide the sand almost disappears, leaving only rocks. Low tide reveals a long stretch of sand and rock pools. Always consult local tide tables before you go.
Sources
For a broader look at conditions across the UK, visit our UK weather hub or check the 10-day weather forecast for Porth and other towns.