Last updated: August 27, 2025
In San Lucas Tlanichico, Mexico, the average temperature in September hovers around 19°C (66°F), offering a pleasant climate. However, be prepared for temperature variations ranging from a cool 10°C (50°F) to a warm 28°C (83°F). With an average humidity of 84%, the air can feel quite moist. Additionally, expect 227 mm (8.9 in) of precipitation spread over 20 days, so don’t forget your umbrella!
In September in San Lucas Tlanichico, the average temperature is 19°C (66°F). Maximums can reach 28°C (83°F) and minimums can drop as low as 10°C (50°F). This comfortable climate makes it an ideal time to explore and enjoy outdoor activities in San Lucas Tlanichico.
In San Lucas Tlanichico in September, the precipitation amount is 227 mm (8.9 in) over a span of 20 days.
In San Lucas Tlanichico in September, humidity is 84%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make traveling uncomfortable and exhausting, as the air clings to your skin, and every step taken feels heavier in the sultry atmosphere.
In San Lucas Tlanichico in September, 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 Lucas Tlanichico, you can check here.
UV Risk Categories
Weather in San Lucas Tlanichico varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Lucas Tlanichico, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 16°C (61°F) | 3 mm (0.1 inches) | 84% | very high |
| February Weather | 18°C (64°F) | 3 mm (0.1 inches) | 80% | extreme |
| March Weather | 19°C (66°F) | 11 mm (0.4 inches) | 73% | extreme |
| April Weather | 20°C (68°F) | 29 mm (1.2 inches) | 67% | extreme |
| May Weather | 20°C (69°F) | 60 mm (2.4 inches) | 72% | extreme |
| June Weather | 19°C (66°F) | 215 mm (8.5 inches) | 73% | extreme |
| July Weather | 19°C (66°F) | 102 mm (4.0 inches) | 76% | extreme |
| August Weather | 19°C (66°F) | 174 mm (6.9 inches) | 80% | extreme |
| September Weather | 19°C (66°F) | 227 mm (8.9 inches) | 84% | extreme |
| October Weather | 18°C (65°F) | 109 mm (4.3 inches) | 89% | extreme |
| November Weather | 17°C (63°F) | 12 mm (0.5 inches) | 88% | extreme |
| December Weather | 16°C (61°F) | 6 mm (0.2 inches) | 88% | very high |