Weather in Cabo San Lucas: December
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Average day temperature: | 77.3°F |
| Average night temperature: | 65.7°F | |
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Sea water temperature: | 77.7°F |
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Number of sunny days: | 24 days |
| Day length: | 10.7 - 10.8 hours | |
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Number of rainy days: | 0 days |
| Precipitation totals: | 0.2 in. | |
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forecast
| Cabo San Lucas |
temperature
| Cabo San Lucas |
Air temperature in December, °F
The highest day temperature during December of 2025 was 86°F. At the same time the lowest night temperature was 66°F. Daily and nightly averages during December were 80.2°F and 68.9°F.
Sea water temperature in Cabo San Lucas in December, °F
The average sea water temperature in December of 2025 was 78.7°F. The highest and lowest sea temperatures during the month were 79.7°F and 77.4°F.
Mostly all days in December are sunny but cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Cabo San Lucas in December is 0.1 in. Other months of the year show relatively similar values.
The average wind speed value in December is 5.6 mph It makes December lest 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 December is: 8.8.
Best time for vacation in Cabo San Lucas
Cabo San Lucas on a weather map
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