Weather in March
, the average sea temperature in Naantali
, is -0.3°C (31.5°F).Note
: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.
In March, the average length of the day in Naantali, Finland, is 11h and 50min.
On the first day of the month, sunrise is at 07:31 and sunset at 17:56 EET. On the last day of March, sunrise is at 06:59 and sunset at 20:12 EEST.Note
: On Sunday, 26. March 2023, at 03:00, Daylight Saving Time starts, and the time zone changes from EET to EEST. Daylight Saving Time lasts until Sunday, 29. October
2023, at 04:00; consequently, the time zone reverts from EEST to EET.