September weather forecastMundaka, Spain

September

Weather in September

Sea temperature

In September, the average sea temperature in Mundaka, Spain, is 20.8°C (69.4°F).
Note: Most people do not take pleasure in swimming in water at 20.8°C (69.4°F). The difficulty of managing breathing increases as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in September is 12h and 30min.
On the first day of September in Mundaka, sunrise is at 07:35 and sunset at 20:45. On the last day of the month, sunrise is at 08:07 and sunset at 19:53 CEST.

Frequently asked questions

In Mundaka, Spain, the average seawater temperature in September is 20.8°C (69.4°F). For most, swimming in 20.8°C (69.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

The average day length in September in Mundaka, Spain, is 12h and 30min.

In September, on the first day of the month, sunrise is at 07:35 and sunset at 20:45. On the last day of the month, in Mundaka, sunrise is at 08:07 and sunset at 19:53 CEST.

Average sea temperature in September
Mundaka, Spain

  • Average sea temperature in September: 20.8°C

The best month for swimming (with the highest average sea temperature) is August (21.3°C).
The coldest months (with the lowest average sea temperature) are February and March (12.7°C).

Average daylight in September
Mundaka, Spain

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).