Last updated: August 27, 2025
In September, the average temperature in 12 de Diciembre (Sombreretillo), Mexico is a pleasant 22°C (72°F). Expect a comfortable range, with minimums dipping to 12°C (54°F) and maximums soaring to 33°C (92°F). However, be prepared for 99 mm (3.9 in) of precipitation over approximately 15 days, contributing to an average humidity level of 82%. Enjoy your visit!
In September in 12 de Diciembre (Sombreretillo), the average temperature is 22°C (72°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 12°C (54°F). This pleasant climate makes 12 de Diciembre (Sombreretillo) an ideal destination for travelers seeking a comfortable outdoor experience.
In 12 de Diciembre (Sombreretillo) in September, the total precipitation amount is 99 mm (3.9 in) over the course of 15 days.
In 12 de Diciembre (Sombreretillo) in September humidity is 82%. With an average temperature of 22°C (72°F), this humidity feels like walking through a warm, damp blanket, making travel feel more exhausting and sticky as sweat clings to your skin, and every step seems to draw you into a slow, sultry embrace.
In 12 de Diciembre (Sombreretillo) in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in 12 de Diciembre (Sombreretillo).
UV Risk Categories
Weather in 12 de Diciembre (Sombreretillo) varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in 12 de Diciembre (Sombreretillo), focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 14°C (58°F) | 8 mm (0.3 inches) | 70% | very high |
| February Weather | 17°C (63°F) | 9 mm (0.4 inches) | 62% | very high |
| March Weather | 20°C (69°F) | 9 mm (0.3 inches) | 53% | extreme |
| April Weather | 23°C (74°F) | 7 mm (0.3 inches) | 48% | extreme |
| May Weather | 26°C (79°F) | 11 mm (0.4 inches) | 52% | extreme |
| June Weather | 26°C (79°F) | 33 mm (1.3 inches) | 64% | extreme |
| July Weather | 24°C (76°F) | 83 mm (3.3 inches) | 73% | extreme |
| August Weather | 25°C (77°F) | 45 mm (1.8 inches) | 71% | extreme |
| September Weather | 22°C (72°F) | 99 mm (3.9 inches) | 82% | extreme |
| October Weather | 21°C (69°F) | 40 mm (1.6 inches) | 83% | extreme |
| November Weather | 17°C (64°F) | 6 mm (0.2 inches) | 82% | very high |
| December Weather | 15°C (58°F) | 11 mm (0.4 inches) | 84% | high |