Weather in September
Sea temperature
In September, the average sea temperature in Västanfjärd, Finland, is 12.8°C (55°F).Note: It is advised against swimming in 12.8°C (55°F) when it drops below 10°C (50°F). Such temperatures can cause extreme cold shock, leading to hyperventilation.
Daylight
In September, the average length of the day is 12h and 52min.On the first day of the month, sunrise is at 06:25 and sunset at 20:32. On the last day of September, sunrise is at 07:33 and sunset at 19:04 EEST.
Frequently asked questions
What is the water temperature in September in Västanfjärd?
In September, the average sea temperature in Västanfjärd, Finland, is 12.8°C (55°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
What is the average length of the day in September in Västanfjärd?
In Västanfjärd, the average day length in September is 12h and 52min.
When is the sunrise / sunset in September in Västanfjärd?
On the first day of September in Västanfjärd, Finland, sunrise is at 06:25 and sunset at 20:32. On the last day of the month, sunrise is at 07:33 and sunset at 19:04 EEST.
Average sea temperature in September
Västanfjärd, Finland
- Average sea temperature in September: 12.8°C
The best month for swimming (with the highest average sea temperature) is August (15.5°C).
The coldest months (with the lowest average sea temperature) are February and March (0°C).
Average daylight in September
Västanfjärd, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 0min).
Västanfjärd, Finland
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