May weather forecastTrelleborg, Sweden
May
Weather in May
Sea temperature
In Trelleborg, Sweden, the average seawater temperature in May is 9.4°C (48.9°F).Note: 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.
Daylight
In May, the average length of the day in Trelleborg is 16h and 14min.On the first day of the month, sunrise is at 05:24 and sunset at 20:44. On the last day of May, sunrise is at 04:33 and sunset at 21:36 CEST.
Updated: Feb 2, 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
In Trelleborg, Sweden, in May, the average water temperature is 9.4°C (48.9°F). Swimming in 9.4°C (48.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
The average day length in May is 16h and 14min.
On the first day of May, sunrise is at 05:24 and sunset at 20:44. On the last day of the month, sunrise is at 04:33 and sunset at 21:36 CEST.
Average sea temperature in May
Trelleborg, Sweden
- Average sea temperature in May: 9.4°C
The best month for swimming (with the highest average sea temperature) is August (17.4°C).
The coldest months (with the lowest average sea temperature) are February and March (2.6°C).
Average daylight in May
Trelleborg, Sweden
- Average daylight in May: 16h and 12min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).





