Weather in Sant Antoni de Portmany: September
| Average day temperature: | 79.4°F | |
| Average night temperature: | 74.3°F | |
| Sea water temperature: | 79.3°F | |
| Number of sunny days: | 19 days | |
| Day length: | 11.8 - 13.0 hours | |
| Number of rainy days: | 1 day | |
| Precipitation totals: | 0.7 in. | |
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| Sant Antoni de Portmany |
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| Sant Antoni de Portmany |
Air temperature in September, °F
The highest day temperature during September of 2026 was 87°F. At the same time the lowest night temperature was 71°F. Daily and nightly averages during September were 80.4°F and 74.9°F.
Sea water temperature in Sant Antoni de Portmany in September, °F
The average sea water temperature in September of 2026 was 80.7°F. The highest and lowest sea temperatures during the month were 83.1°F and 77.9°F.
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Sant Antoni de Portmany in September is 0.7 in. Other months of the year show relatively similar values.
The average wind speed value in September is 8.7 mph It makes September one of the least windy months 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 September is: 9.0.
Best time for vacation in Sant Antoni de Portmany
Sant Antoni de Portmany on a weather map

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