September
Weather in September
Sea temperature
In Viveiro, Spain, the average seawater temperature in September is 18.9°C (66°F).Note: In water with a temperature of 18.9°C (66°F), most individuals do not find swimming enjoyable. As the temperature falls from 21°C (69.8°F) to 15°C (59°F), breathing control becomes more difficult.
Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 07:54 and sunset at 21:05. On the last day of September, sunrise is at 08:27 and sunset at 20:12 CEST.
Updated: Aug 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea water temperature in September?
In Viveiro, the average seawater temperature in September is 18.9°C (66°F). For most, swimming in 18.9°C (66°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).
How many hours of daylight does Viveiro have in September?
In Viveiro, the average day length in September is 12h and 30min.
What time are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 07:54 and sunset at 21:05. On the last day of the month, sunrise is at 08:27 and sunset at 20:12 CEST.
Average sea temperature in September
Viveiro, Spain
- Average sea temperature in September: 18.9°C
The best month for swimming (with the highest average sea temperature) is August (19.4°C).
The coldest month (with the lowest average sea temperature) is March (12.8°C).
Average daylight in September
Viveiro, Spain
- Average daylight in September: 12h and 3min
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).
