Last updated: August 27, 2025
In February, the average temperature in San Juan, Peru hovers around 8°C (47°F). Expect chilly nights with minimum temperatures dipping to -2°C (28°F), while daytime highs can reach a mild 17°C (63°F). Be prepared for wet weather, as 268 mm (10.6 in) of precipitation falls over 26 days, and with an average humidity of 90%, it's a challenge to stay dry!
In February in San Juan, the average temperature is 8°C (47°F). Maximum temperatures can reach 17°C (63°F), while minimums can drop as low as -2°C (28°F). Be prepared for a diverse range of weather conditions when traveling this month.
In San Juan in February, the precipitation amount is 268 mm (10.6 in) over the course of 26 days.
In San Juan in February, humidity is 90%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill enveloping you, making even short walks outside feel uncomfortable and heavy, as if the air is thick with moisture.
In San Juan in February, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in San Juan.
UV Risk Categories
Weather in San Juan varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in San Juan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 8°C (47°F) | 254 mm (10.0 inches) | 89% | extreme |
| February Weather | 8°C (47°F) | 268 mm (10.6 inches) | 90% | extreme |
| March Weather | 8°C (47°F) | 323 mm (12.7 inches) | 90% | extreme |
| April Weather | 7°C (46°F) | 142 mm (5.6 inches) | 90% | extreme |
| May Weather | 6°C (44°F) | 72 mm (2.8 inches) | 84% | extreme |
| June Weather | 6°C (43°F) | 49 mm (1.9 inches) | 67% | extreme |
| July Weather | 6°C (43°F) | 41 mm (1.6 inches) | 53% | extreme |
| August Weather | 6°C (44°F) | 35 mm (1.4 inches) | 47% | extreme |
| September Weather | 7°C (46°F) | 93 mm (3.7 inches) | 53% | extreme |
| October Weather | 8°C (46°F) | 106 mm (4.2 inches) | 67% | extreme |
| November Weather | 8°C (47°F) | 83 mm (3.3 inches) | 75% | extreme |
| December Weather | 8°C (47°F) | 146 mm (5.7 inches) | 82% | extreme |