San Antonio de Cortés Weather in December
What's the weather like in San Antonio de Cortés (Cortés) in December 2025?
The climate in San Antonio de Cortés during December can be summarized as warm, humid and wet.
December is in the winter in San Antonio de Cortés and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 26.6°C 79.8°F |
|---|---|
| Nightly temperature | 17.7°C 63.8°F |
| Average temperature | 22.1°C 71.8°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 134 mm 5.3 ins |
| Rainy days | 14 days |
| Sea temperature | 27.8°C 82.1°F |
| Humidity | 82% |
| Windspeed | 18.7kph 12 mph |
On average December is the 5th driest month of the year in San Antonio de Cortés with around 134mm 5.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
December temperatures in San Antonio de Cortés
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Antonio de Cortés in December 2025.
Other monthly averages
Best places to visit in December
San Antonio de Cortés weather stats
| Hottest month: | May | 31°C 87.8°F |
|---|---|---|
| Driest month: | March | 50mm 2ins |
| Sunniest month: | March | 8.7hrs |
| Coldest month: | January | 26.2°C 79.2°F |
| Wettest month: | September | 402mm 15.8ins |
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