Weather in Koper: March
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Average day temperature: | 54.7°F |
| Average night temperature: | 42.2°F | |
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Sea water temperature: | 50.4°F |
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Number of sunny days: | 14 days |
| Day length: | 11.1 - 12.7 hours | |
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Number of rainy days: | 5 days |
| Precipitation totals: | 2.7 in. | |
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forecast
| Koper |
temperature
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Air temperature in March, °F
| Day temperature | Night temperature |
The highest day temperature during March of 2025 was 59°F. At the same time the lowest night temperature was 37°F. Daily and nightly averages during March were 54.6°F and 48.2°F.
Sea water temperature in Koper in March, °F
The average sea water temperature in March of 2025 was 51.4°F. The highest and lowest sea temperatures during the month were 53.4°F and 49.1°F.
| Sunny days | |
| Partly cloudy days | |
| Cloudy days |
Mostly all days in March are sunny but cloudy days are also possible.
Precipitation total in March, in.
Precipitation total value in Koper in March is 2.4 in. Other months of the year show relatively similar values.
The average wind speed value in March is 6.6 mph It makes March most windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in March is: 7.1.
Best time for vacation in Koper
Koper on a weather map
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