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Porthleven, Cornwall experiences a mild and temperate climate year-round. Summers are mild and sunny, but not too hot. Average temperatures range from 16 to 18 degrees Celsius during the day and 12 to 14 degrees Celsius at night. July tends to be the warmest month.
Winters are mild and rainy, with average temperatures ranging from 8 to 10 degrees Celsius during the day and 5 to 7 degrees Celsius at night. December is usually the coldest month.
Rainfall is moderate throughout the year, averaging around 810 millimetres annually. The wettest months tend to be October and November, while the driest months are usually May and June.
Snowfall is rare in Porthleven, but occasionally a light dusting will occur in winter.
Overall, Porthleven enjoys a temperate climate year-round, with plenty of sunshine and moderate levels of rainfall.
As of 2020, the city population is 3059.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Porthleven, Cornwall.