Last updated: August 27, 2025
In November, the average temperature in San Juan, Mexico is a warm 26°C (79°F). Expect a minimum of 20°C (68°F) and a maximum of 33°C (92°F), offering plenty of warmth for outdoor activities. However, be prepared for 138 mm (5.5 in) of rain over 17 days, and keep in mind the high average humidity of 84% which can make the heat feel even more intense.
In November in San Juan, the average temperature is 26°C (79°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 20°C (68°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.
In San Juan in November, the total precipitation amount is 138 mm (5.5 in) spread over 17 days.
In San Juan in November, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.
In San Juan in November, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For 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 November’s weather to other months in San Juan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 24°C (76°F) | 68 mm (2.7 inches) | 81% | very high |
| February Weather | 26°C (78°F) | 24 mm (0.9 inches) | 80% | extreme |
| March Weather | 27°C (81°F) | 20 mm (0.8 inches) | 76% | extreme |
| April Weather | 29°C (84°F) | 31 mm (1.2 inches) | 74% | extreme |
| May Weather | 30°C (87°F) | 45 mm (1.8 inches) | 74% | extreme |
| June Weather | 29°C (84°F) | 252 mm (9.9 inches) | 74% | extreme |
| July Weather | 30°C (85°F) | 54 mm (2.1 inches) | 79% | extreme |
| August Weather | 29°C (85°F) | 108 mm (4.2 inches) | 80% | extreme |
| September Weather | 28°C (84°F) | 184 mm (7.2 inches) | 79% | extreme |
| October Weather | 28°C (82°F) | 235 mm (9.3 inches) | 81% | extreme |
| November Weather | 26°C (79°F) | 138 mm (5.5 inches) | 84% | very high |
| December Weather | 25°C (77°F) | 54 mm (2.1 inches) | 85% | very high |