San Miguel de Allende Weather in December
What's the weather like in San Miguel de Allende (Guanajuato) in December 2025?
The climate in San Miguel de Allende during December can be summarized as mild and very dry.
December is in the winter in San Miguel de Allende and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 21.9°C 71.4°F |
|---|---|
| Nightly temperature | 7.1°C 44.8°F |
| Average temperature | 14.5°C 58.1°F |
| Daily sunshine | 7.2 hrs |
| Avg rainfall | 9 mm 0.4 ins |
| Rainy days | 2 days |
| Sea temperature | 25.5°C 77.9°F |
| Humidity | 56% |
| Windspeed | 9kph 6 mph |
On average December is the 3rd driest month of the year in San Miguel de Allende with around 9mm 0.4 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
December temperatures in San Miguel de Allende
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 Miguel de Allende in December 2025.
Other monthly averages
Best places to visit in December
San Miguel de Allende weather stats
| Hottest month: | May | 28.8°C 83.8°F |
|---|---|---|
| Driest month: | February | 5mm 0.2ins |
| Sunniest month: | February | 9hrs |
| Coldest month: | January | 21.5°C 70.7°F |
| Wettest month: | July | 115mm 4.5ins |
© Google
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