Last updated: August 27, 2025
In September, the average temperature in San Luis San Pedro, Mexico is a warm 27°C (81°F). Expect minimums of 23°C (73°F) and maximums reaching 35°C (95°F). However, be prepared for wet conditions, as the region experiences about 250 mm (9.9 in) of precipitation over 21 days. With an average humidity of 78%, you'll definitely want to stay hydrated!
In September in San Luis San Pedro, the average temperature is 27°C (81°F), with a maximum that can reach 35°C (95°F) and a minimum that can drop to 23°C (73°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing.
In San Luis San Pedro in September, the precipitation amount is 250 mm (9.9 in) spread over 21 days.
In San Luis San Pedro in September humidity is 78%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy embrace that makes traveling feel both invigorating and exhausting. Moments spent outside can quickly become clammy and uncomfortable, urging travelers to seek shade and hydration as they explore.
In San Luis San Pedro 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 San Luis San Pedro.
UV Risk Categories
Weather in San Luis San Pedro varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Luis San Pedro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 26°C (79°F) | 4 mm (0.2 inches) | 66% | very high |
| February Weather | 26°C (80°F) | 6 mm (0.2 inches) | 64% | extreme |
| March Weather | 27°C (81°F) | 0 mm (0.0 inches) | 63% | extreme |
| April Weather | 27°C (81°F) | 0 mm (0.0 inches) | 69% | extreme |
| May Weather | 28°C (83°F) | 8 mm (0.3 inches) | 73% | extreme |
| June Weather | 28°C (82°F) | 248 mm (9.7 inches) | 76% | extreme |
| July Weather | 28°C (84°F) | 111 mm (4.4 inches) | 78% | extreme |
| August Weather | 28°C (82°F) | 236 mm (9.3 inches) | 79% | extreme |
| September Weather | 27°C (81°F) | 250 mm (9.9 inches) | 78% | extreme |
| October Weather | 27°C (81°F) | 228 mm (9.0 inches) | 75% | extreme |
| November Weather | 27°C (80°F) | 39 mm (1.5 inches) | 72% | very high |
| December Weather | 26°C (79°F) | 3 mm (0.1 inches) | 70% | very high |