Buena Vista Weather in December
What's the weather like in Buena Vista (Santa Cruz) in December 2025?
The climate in Buena Vista during December can be summarized as hot, humid and very wet.
December is in the summer in Buena Vista and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 31.2°C 88.1°F |
|---|---|
| Nightly temperature | 21.1°C 69.9°F |
| Average temperature | 26.1°C 79°F |
| Daily sunshine | 7.2 hrs |
| Avg rainfall | 240 mm 9.5 ins |
| Rainy days | 10 days |
| Sea temperature | 23.1°C 73.6°F |
| Humidity | 72% |
| Windspeed | 13.7kph 9 mph |
On average December is the 2nd wettest month of the year in Buena Vista with around 240mm 9.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
December temperatures in Buena Vista
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 Buena Vista in December 2025.
Other monthly averages
Best places to visit in December
Buena Vista weather stats
| Hottest month: | January | 30.9°C 87.6°F |
|---|---|---|
| Driest month: | July | 53mm 2.1ins |
| Sunniest month: | August | 9hrs |
| Coldest month: | July | 25.8°C 78.4°F |
| Wettest month: | January | 281mm 11.1ins |
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