Weather in Sao Goncalo: December
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Average day temperature: | 82.8°F |
| Average night temperature: | 73.1°F | |
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Sea water temperature: | 79.6°F |
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Number of sunny days: | 6 days |
| Day length: | 13.4 - 13.5 hours | |
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Number of rainy days: | 6 days |
| Precipitation totals: | 2.7 in. | |
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forecast
| Sao Goncalo |
temperature
| Sao Goncalo |
Air temperature in December, °F
The highest day temperature during December of 2025 was 95°F. At the same time the lowest night temperature was 67°F. Daily and nightly averages during December were 85.8°F and 73.9°F.
Sea water temperature in Sao Goncalo in December, °F
The average sea water temperature in December of 2025 was 80.3°F. The highest and lowest sea temperatures during the month were 84.7°F and 76.5°F.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Sao Goncalo in December is 2.7 in. Other months of the year show relatively similar values.
The average wind speed value in December is 4.9 mph
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 December is: 6.5.
Best time for vacation in Sao Goncalo
Sao Goncalo on a weather map
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