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Sea temperatures, water sports and vacation activities near Mariehamn, Aland Islands

Water temperatures throughout the year and general information about Mariehamn...

Mariehamn is a coastal city in the Aland Islands. It is a relatively small coastal town close to the ocean with a population of 10682 people. The water temperature around Mariehamn has a large variability throughout the year. The temperature ranges from 0.9°C (33.5°F) in March up to 15.6°C (60.1°F) in the month of August, as shown in the graph below. The average water temperature throughout the year is 7°C (44°F) and the best time for water activities is late summer, since Mariehamn is located in the northern hemisphere.

Hover over the bars to see temperature for each month in Celsius and Fahrenheit.

What is the current water temperature near Mariehamn?

The current water temperature in the month of May near Mariehamn is approximately:
4°C (39°F)

Are there surf spots close by?

Not too many surf spots are located in close proximity to Mariehamn. The closest decent spot is Yyteri, which is more than 113.9km (70.8miles) away from Mariehamn. Click here to check out more information on Yyteri and its current water temperature. If you don't mind the long travel, you can also try Smitingen, which is approximately 183.2km (113.8miles) away from Mariehamn. Another surfspot is Smitingen, located approximately 183.2km (113.8miles) from Mariehamn.

Are there nice beaches near by?

No, not too many beaches are close to Mariehamn. The next good one is Ruissalo, which is almost 79.5km (49.4miles) away from Mariehamn. If you don't mind the long drive, you can also check out Kärdla, approximately 125.6km (78miles) away from Mariehamn.

What kind of wetsuit thickness do I need for Mariehamn?

The water temperature around Mariehamn is pretty cold, reaching up to 16°C (60°F) in the months of July, August, and September. During this time, in the late summer, a 3-4mm wetsuit is required to be able to stay in the water for more than half an hour, but some people might even be fine with a good-quality 2/3mm suit for surfing, swimming, snorkelling, or scuba diving around Mariehamn. However, during early spring, water temperatures drop down to 1°C (34°F). During these months, a 5-6mm drysuit with booties, hoddie and gloves is required to feel not too cold, but some people might even be ok with a very good 5/6mm wetsuit for very short amounts of time . For very cold conditions and cold mornings/evenings, it might be advisable to carry a big supply of extra warm clothing and hot drinks.

How is the scuba diving and fishing close to Mariehamn?

Due to relatively large temperature changes during the year, fishing and diving conditions vary a lot depending on the season. The temperature ranges from 1 to 6°C (34-43°F) during February, March, and April. Pollock, Winter Flounder, and Atlantic Cod can usually be found in waters of this temperature range. However, the conditions typically change during July, August, and September when water temperatures go up to 11 to 16°C (51-60°F). Fish which love this water temperature include: Atlantic Mackerel, Winter Flounder, and Tautog.

Directions to Mariehamn: How do I get there?

Please follow the directions in the map below.

Interesting facts about Mariehamn...

Do you know what the the city Baloy in the Philippines, the city Zujar in the Spain, and the city Marana in the Spain have in common with Mariehamn? Click on the links to find out...