Average temperature in Porthleven
The mean minimum and maximum temperatures over the year in Porthleven (Cornwall), the United Kingdom.
- On average, the warmest month is August with 20°C.
- On average, the coolest month is February with 11°C.
- The average annual maximum temperature is 15°C.
- The average annual minimum temperature is 10°C.
Forecast for Porthleven
Sun May 19
20°C | 12°C
NE 
11 km/h
11 km/h0.9 mm
partly cloudy and small chance of rain
Mon May 20
19°C | 11°C
E 18 km/h
18 km/h1 mm
partly cloudy and small chance of rain
Tue May 21
18°C | 11°C
NW 18 km/h
18 km/h7.6 mm
partly cloudy and chance of rain
