Last updated: August 27, 2025
In San Lorenzo, Peru, the average temperature in December hovers around 23°C (74°F), making it a pleasant time to visit. However, temperatures can swing from a minimum of 17°C (62°F) to a maximum of 33°C (92°F). Prepare for some rain, as this month typically sees 176 mm (6.9 in) of precipitation spread over 23 days. With an average humidity of 85%, staying hydrated is key to enjoying your stay!
In December in San Lorenzo, the average temperature is 23°C (74°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 17°C (62°F). Overall, this makes San Lorenzo a pleasant destination for travelers looking to enjoy mild and comfortable weather during this time.
In San Lorenzo in December, the precipitation amount is 176 mm (6.9 in), spread over 23 days.
In San Lorenzo in December humidity is 85%. With an average temperature of 23°C (74°F), this humidity feels like a thick, steamy blanket wrapping around you, making outdoor activities draining and sweaty, and leaving you longing for a cool breeze or a refreshing drink to ease the discomfort while traveling.
In San Lorenzo in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Lorenzo, you can check here.
UV Risk Categories
Weather in San Lorenzo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Lorenzo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 23°C (74°F) | 155 mm (6.1 inches) | 82% | extreme |
| February Weather | 24°C (75°F) | 139 mm (5.5 inches) | 80% | extreme |
| March Weather | 23°C (74°F) | 224 mm (8.8 inches) | 85% | extreme |
| April Weather | 23°C (73°F) | 230 mm (9.1 inches) | 87% | extreme |
| May Weather | 22°C (72°F) | 178 mm (7.0 inches) | 88% | extreme |
| June Weather | 22°C (71°F) | 139 mm (5.5 inches) | 73% | extreme |
| July Weather | 21°C (70°F) | 162 mm (6.4 inches) | 51% | extreme |
| August Weather | 22°C (71°F) | 145 mm (5.7 inches) | 44% | extreme |
| September Weather | 22°C (73°F) | 116 mm (4.6 inches) | 49% | extreme |
| October Weather | 23°C (74°F) | 137 mm (5.4 inches) | 71% | extreme |
| November Weather | 24°C (75°F) | 156 mm (6.2 inches) | 77% | extreme |
| December Weather | 23°C (74°F) | 176 mm (6.9 inches) | 85% | extreme |