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Sea Temperature in Portoroz in March
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Complete information on the sea temperature range in the Adriatic Sea in Portoroz in March. Historical daily data. Climate details for March. Tips on swimming conditions and beach relaxation in Portoroz. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Portoroz in March
8°C
MINIMUN
11°C
AVERAGE
14°C
MAXIMUM
Historical Data of Water Temperature in March in Portoroz
Water Temperature Chart for Adriatic Sea in Portoroz in March
Sea Temperature Table in Portoroz in March Over the Past Years
Day | 2024 | 2023 | 2022 | Average |
---|---|---|---|---|
Mar 1 | 12°C | 12°C | 9°C | 11.0°C |
Mar 2 | 11°C | 12°C | 9°C | 10.8°C |
Mar 3 | 12°C | 12°C | 9°C | 11.0°C |
Mar 4 | 11°C | 11°C | 9°C | 10.8°C |
Mar 5 | 12°C | 11°C | 10°C | 11.0°C |
Mar 6 | 11°C | 11°C | 10°C | 11.0°C |
Mar 7 | 11°C | 12°C | 10°C | 11.3°C |
Mar 8 | 11°C | 11°C | 10°C | 11.0°C |
Mar 9 | 11°C | 12°C | 10°C | 11.3°C |
Mar 10 | 10°C | 12°C | 10°C | 10.8°C |
Mar 11 | 11°C | 12°C | 10°C | 11.0°C |
Mar 12 | 10°C | 12°C | 10°C | 10.8°C |
Mar 13 | 10°C | 12°C | 10°C | 11.0°C |
Mar 14 | 11°C | 12°C | 10°C | 11.3°C |
Mar 15 | 11°C | 12°C | 10°C | 11.3°C |
Mar 16 | 11°C | 12°C | 10°C | 11.3°C |
Mar 17 | 11°C | 12°C | 11°C | 11.5°C |
Mar 18 | 11°C | 12°C | 10°C | 11.3°C |
Mar 19 | 11°C | 12°C | 10°C | 11.3°C |
Mar 20 | 11°C | 13°C | 11°C | 11.8°C |
Mar 21 | 11°C | 13°C | 11°C | 12.0°C |
Mar 22 | 11°C | 13°C | 11°C | 12.0°C |
Mar 23 | 11°C | 12°C | 11°C | 11.8°C |
Mar 24 | 11°C | 12°C | 11°C | 11.8°C |
Mar 25 | 11°C | 12°C | 12°C | 12.0°C |
Mar 26 | 11°C | 11°C | 12°C | 11.8°C |
Mar 27 | 12°C | 12°C | 12°C | 12.3°C |
Mar 28 | 11°C | 11°C | 12°C | 11.8°C |
Mar 29 | 12°C | 12°C | 12°C | 12.3°C |
Mar 30 | 12°C | 12°C | 12°C | 12.3°C |



Portoroz Climate and Swimming Opportunities in March
12°C
Average Day Air Temperature
6°C
Average Night Air Temperature
66 mm
Precipitation Amount per Month
8 days
Number of Rainy Days
12 hrs
Daylight
per Day
5 hrs
Sunshine
per Day
9 km/h
Average Wind Speed
69%
Average
humidity
Portoroz lies within the Municipality of Piran in Slovenia. The average daytime temperature in Portoroz in March is 12°C (54°F), while the nighttime average is 6°C (42°F). There are typically eight rainy days during the month, with a total precipitation of 66 mm (2.6 inches). The daylight duration in March in Portoroz is 12 hours, with an average of 5 hours of sunshine per day. The average wind speed in March is 9 km/h (6 mph), and the humidity level is around 69%.
The water temperature in Portoroz in March ranges from 10°C to 12°C (50°F to 54°F). At the beginning of the month, the average temperature is around 11°C (52°F), shifting to 11°C (52°F) by mid-March and reaching 12°C (54°F) in the last ten days. Overall, the average sea temperature in Portoroz for March is 11°C (52°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.
Sea Temperature in March in Nearby Cities
Frequently Asked Questions About Water Temperatures in March in Portoroz
What is the sea temperature in Portoroz in March?
The water temperature in the Adriatic Sea in Portoroz in March ranges from 10°C to 12°C (50°F to 54°F).
Is it possible to swim in the Adriatic Sea in Portoroz in March?
The average sea temperature in Portoroz in March is 11°C (52°F), and the air temperature is 12°C (54°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.