Last updated: August 27, 2025
In December, the average temperature in San Luis, Philippines is a warm 27°C (82°F), ideal for enjoying the outdoors. However, be prepared for fluctuations: temperatures can dip as low as 22°C (72°F) and soar to a sizzling 35°C (95°F). Expect 225 mm (8.9 in) of rain spread over 24 days, creating a humid atmosphere with an average humidity of 88%. Remember to pack accordingly!
In December, in San Luis, the average temperature is 27°C (82°F). The maximum can reach 35°C (95°F) and the minimum can be as low as 22°C (72°F). This warm and pleasant climate makes San Luis an ideal destination for travelers seeking both relaxation and adventure.
In San Luis in December, the total precipitation amount is 225 mm (8.9 in) spread over 24 days.
In San Luis in December humidity is 88%. With an average temperature of 27°C (82°F), this humidity feels like a warm, enveloping blanket that can be quite discomforting for traveling, leaving you drenched in sweat and longing for a cool breeze.
In San Luis in December, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Luis.
UV Risk Categories
Weather in San Luis varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Luis, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 27°C (81°F) | 225 mm (8.9 inches) | 90% | extreme |
| February Weather | 27°C (81°F) | 193 mm (7.6 inches) | 90% | extreme |
| March Weather | 27°C (82°F) | 133 mm (5.2 inches) | 90% | extreme |
| April Weather | 28°C (83°F) | 118 mm (4.7 inches) | 88% | extreme |
| May Weather | 29°C (84°F) | 161 mm (6.3 inches) | 83% | extreme |
| June Weather | 29°C (84°F) | 183 mm (7.2 inches) | 81% | extreme |
| July Weather | 28°C (83°F) | 202 mm (8.0 inches) | 80% | extreme |
| August Weather | 29°C (84°F) | 165 mm (6.5 inches) | 81% | extreme |
| September Weather | 29°C (84°F) | 149 mm (5.9 inches) | 84% | extreme |
| October Weather | 28°C (84°F) | 160 mm (6.3 inches) | 81% | extreme |
| November Weather | 28°C (83°F) | 174 mm (6.8 inches) | 84% | extreme |
| December Weather | 27°C (82°F) | 225 mm (8.9 inches) | 88% | extreme |