San Pedro Weather in December
What's the weather like in San Pedro (Santa Cruz) in December 2025?
The climate in San Pedro during December can be summarized as hot and wet.
December is in the summer in San Pedro and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a warm 33°C (91°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 32.5°C 90.5°F |
|---|---|
| Nightly temperature | 21.3°C 70.3°F |
| Average temperature | 26.9°C 80.4°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 144 mm 5.7 ins |
| Rainy days | 8 days |
| Sea temperature | 23.8°C 74.8°F |
| Humidity | 67% |
| Windspeed | 10.8kph 7 mph |
On average December is the 2nd wettest month of the year in San Pedro with around 144mm 5.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
December temperatures in San Pedro
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 Pedro in December 2025.
Other monthly averages
Best places to visit in December
San Pedro weather stats
| Hottest month: | November | 32.7°C 90.9°F |
|---|---|---|
| Driest month: | July | 20mm 0.8ins |
| Sunniest month: | July | 8.1hrs |
| Coldest month: | June | 25.8°C 78.4°F |
| Wettest month: | January | 160mm 6.3ins |
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