Last updated: August 23, 2025
In San Luis Ixcan, Guatemala, the average temperature in September is a pleasant 23°C (74°F), with lows of 17°C (63°F) and highs reaching 30°C (86°F). Expect frequent rainfall, as precipitation averages 317 mm (12.5 in) over approximately 27 days. Additionally, the average humidity sits at a sticky 82%, making it a month to embrace your summer attire!
In September in San Luis Ixcan, the average temperature is 23°C (74°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop to as low as 17°C (63°F). This makes it an ideal time for travelers seeking pleasant weather for outdoor activities.
In San Luis Ixcan in September, the precipitation amount is 317 mm (12.5 in) over the course of 27 days.
In San Luis Ixcan in September, humidity is 82%. With an average temperature of 23°C (74°F), this humidity feels like you are walking through a warm, damp blanket, making travel a bit uncomfortable and sticky as you navigate the air thick with moisture.
In San Luis Ixcan 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 Luis Ixcan, you can check here.
UV Risk Categories
Weather in San Luis Ixcan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Luis Ixcan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 19°C (66°F) | 154 mm (6.1 inches) | 76% | extreme |
| February Weather | 20°C (68°F) | 89 mm (3.5 inches) | 68% | extreme |
| March Weather | 21°C (70°F) | 62 mm (2.5 inches) | 59% | extreme |
| April Weather | 23°C (74°F) | 62 mm (2.5 inches) | 57% | extreme |
| May Weather | 25°C (77°F) | 157 mm (6.2 inches) | 65% | extreme |
| June Weather | 23°C (75°F) | 651 mm (25.6 inches) | 66% | extreme |
| July Weather | 23°C (73°F) | 171 mm (6.7 inches) | 75% | extreme |
| August Weather | 23°C (74°F) | 258 mm (10.2 inches) | 82% | extreme |
| September Weather | 23°C (74°F) | 317 mm (12.5 inches) | 82% | extreme |
| October Weather | 23°C (73°F) | 340 mm (13.4 inches) | 83% | extreme |
| November Weather | 21°C (70°F) | 234 mm (9.2 inches) | 80% | extreme |
| December Weather | 19°C (67°F) | 142 mm (5.6 inches) | 76% | very high |