San Bartolo Weather in December
What's the weather like in San Bartolo (Totonicapán) in December 2025?
The climate in San Bartolo during December can be summarized as mild and dry.
December is in the winter in San Bartolo and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 7°C (44°F) is normal.
| Daytime temperature | 20.5°C 68.8°F |
|---|---|
| Nightly temperature | 6.8°C 44.2°F |
| Average temperature | 13.6°C 56.5°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 12 mm 0.5 ins |
| Rainy days | 7 days |
| Sea temperature | 28°C 82.4°F |
| Humidity | 82% |
| Windspeed | 10.4kph 7 mph |
On average December is the 3rd driest month of the year in San Bartolo with around 12mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.5 hours of sunshine per day.
December temperatures in San Bartolo
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 Bartolo in December 2025.
Other monthly averages
Best places to visit in December
San Bartolo weather stats
| Hottest month: | May | 23.9°C 75°F |
|---|---|---|
| Driest month: | January | 7mm 0.3ins |
| Sunniest month: | January | 8.8hrs |
| Coldest month: | January | 19.7°C 67.5°F |
| Wettest month: | June | 229mm 9ins |
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