Perranporth
United Kingdom
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Perranporth, United Kingdom

Sea temperature

In Perranporth, United Kingdom, the average seawater temperature in September is 16.3°C (61.3°F).
Note: For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

The average length of the day in September in Perranporth is 12.6h.

How cold is the water in September in Perranporth?

In Perranporth, in September, the average water temperature is 16.3°C (61.3°F). For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in September in Perranporth?

In September, the average length of the day in Perranporth, United Kingdom, is 12.6h.
Average sea temperature in September - Perranporth, United Kingdom
  • Average sea temperature in September: 16.3°C

The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).

Average daylight in September - Perranporth, United Kingdom
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.3h).
The month with shortest days is December (Average daylight: 8.1h).