September weather forecast and climate
Tenby, United Kingdom

What is the temperature in September in Tenby?

In September, in Tenby, United Kingdom, the average high-temperature is 17.1°C (62.8°F), and the average low-temperature is 10.3°C (50.5°F).

How much does it rain in Tenby in September?

Throughout September, in Tenby, United Kingdom, 101.6mm (4") of precipitation is accumulated.

When is the sea warmest in Tenby?

August and September, with an average sea temperature of 16.3°C (61.3°F), are months with the warmest seawater in Tenby. Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the sea water temperature in September in Tenby?

In September, in Tenby, the average sea temperature is 16.3°C (61.3°F). Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Average temperature in September - Tenby, United Kingdom
  • Average high temperature in September: 17.1°C

The warmest month (with the highest average high temperature) is July (19.5°C).
The month with the lowest average high temperature is February (8°C).

  • Average low temperature in September: 10.3°C

The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).

Average rainfall in September - Tenby, United Kingdom
  • Average rainfall in September: 101.6mm

The wettest month (with the highest rainfall) is October (131.3mm).
The driest month (with the lowest rainfall) is May (51.5mm).

Average sea temperature in September - Tenby, United Kingdom
  • Average sea temperature in September: 16.3°C

Best months for swimming (with the highest average sea temperature) are August and September (16.3°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).

Average daylight in September / Average sunshine in September - Tenby, United Kingdom
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.6h).
The month with shortest days is December (Average daylight: 7.9h).

  • Average sunshine in September: 5h

The month with most sunshine is July (Average sunshine: 7.1h).
The month with least sunshine is December (Average sunshine: 1.6h).

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