March weather forecastMarstrand, Sweden
March
Weather in March
Sea temperature
The month with the coldest seawater in Marstrand, Sweden, is March, with an average sea temperature of 2.6°C (36.7°F).Note: During the act of swimming, this is a direct threat to life. Breathing becomes erratic and cognitive abilities decline rapidly. The importance of a specialized swimsuit to minimize thermal loss is paramount.
Daylight
In Marstrand, the average length of the day in March is 11h and 52min.On the first day of March, sunrise is at 07:06 and sunset at 17:45. On the last day of the month, sunrise is at 05:42 and sunset at 18:52 CET.
Updated: Feb 1, 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
March is the month with the coldest seawater in Marstrand, Sweden, with an average sea temperature of 2.6°C (36.7°F).
In March, the average sea temperature in Marstrand, Sweden, is 2.6°C (36.7°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.
In Marstrand, Sweden, the average day length in March is 11h and 52min.
In March, on the first day of the month, sunrise is at 07:06 and sunset at 17:45. On the last day of the month, sunrise is at 05:42 and sunset at 18:52 CET.
Average sea temperature in March
Marstrand, Sweden
- Average sea temperature in March: 2.6°C
The best month for swimming (with the highest average sea temperature) is August (18.5°C).
The coldest month (with the lowest average sea temperature) is March (2.6°C).
Average daylight in March
Marstrand, Sweden
- Average daylight in March: 11h and 54min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).





