Weather in Itanhaem: September
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Average day temperature: | 75.2°F |
| Average night temperature: | 67.8°F | |
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Sea water temperature: | 70.1°F |
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Number of sunny days: | 12 days |
| Day length: | 11.6 - 12.3 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 1.2 in. | |
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Air temperature in September, °F
| Day temperature | Night temperature |
The highest day temperature during September of 2024 was 89°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during September were 76.1°F and 65.9°F.
Sea water temperature in Itanhaem in September, °F
The average sea water temperature in September of 2024 was 69.1°F. The highest and lowest sea temperatures during the month were 71.4°F and 67.3°F.
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| Partly cloudy days | |
| Cloudy days |
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Itanhaem in September is 1.2 in. Other months of the year show relatively similar values.
The average wind speed value in September is 5.3 mph It makes September one of the most 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: 6.6.
Best time for vacation in Itanhaem
Itanhaem on a weather map
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