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Sea temperatures, water sports and vacation activities near Siena, Italy

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

Siena is a coastal city in Italy. It is a relatively small coastal town close to the water with a population of 42867 people. The water temperature around Siena varies slightly throughout the year. The temperature ranges from 13.3°C (55.9°F) in April up to 23.2°C (73.8°F) in the month of August, as shown in the graph below. The average water temperature throughout the year is 18°C (64°F) and the best time for water activities is late summer, since Siena 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 Siena?

The current water temperature in the month of December near Siena is approximately:
0°C (32°F)

Are there surf spots close to Siena?

There are not too many surf spots close to Siena. A spot that might be worth checking out is Lillatro Rosignano LI , which is about 44.9km (28.9miles) away from Siena. Click here for directions and to check out more information on Lillatro Rosignano LI and its water temperature. Other fun surfspots near Siena are Rocchette, which is ca 46.5km (28.9miles) away, and Il Sale Livorno , located roughly 51.9km (32.2miles) from Siena.

Are there beaches near by?

No, there are not too many beaches in close proximity to Siena. A good beach nearby is Bibbona, which is only 36.9km (22.9miles) away from Siena. Another fun beach near Siena is Scarlino, roughly 37.4km (23.2miles) away.

Which wetsuit thickness is needed for Siena?

The water temperature around Siena is warm, reaching up to 23°C (74°F) in the months of July, August, and September. During this time, in the late summer, a 1mm top or a jumpsuit might be required to stay in the water for more than half an hour, but some people might even be fine without a wetsuit for surfing, swimming, snorkelling, or scuba diving around Siena. Nevertheless, during March, April, and May, sea temperatures reach lows of 13°C (56°F). During these months, a 4/3 wetsuit is required to be able to stay in the water for a significant amount of time, but some might even be fine with a good-quality 2/3mm suit . For very chilly conditions and cold mornings/evenings, it might be advisable to bring a pair of boots and a hoodie.

How is the scuba diving and fishing close to Siena?

Due to relatively large temperature changes during the year, scuba diving and fishing conditions change quite a bit depending on the time of the year. The temperature ranges from 13 to 18°C (56-65°F) during spring. Atlantic Mackerel, Winter Flounder, and Tautog love this temperature range. However, the conditions typically change during July, August, and September when temperatures go up to 18 to 23°C (65-74°F). Fish that love this water temperature include: Bigeye Tuna, Blackfin Tuna, King Mackerel, Spotted Seatrout, and White Marlin.

Directions to Siena: How do I get there?

Please follow the directions in the map below.

Interesting facts about Siena...

Do you know what the the city Downton in United Kingdom, the city Faanui in French Polynesia, and the city Solana Beach in United States have in common with Siena? Click on the links to find out...