Last updated: August 27, 2025
In September, the average temperature in Santa Rosa de Lima, Mexico is a pleasant 19°C (66°F). Expect a minimum of 9°C (48°F) and a maximum of 29°C (85°F), providing a comfortable range for outdoor activities. However, prepare for some rain, as the area receives about 160 mm (6.3 in) of precipitation over 18 days. Humidity can be quite high, averaging around 81%, so be ready for a muggy atmosphere!
In September in Santa Rosa de Lima, the average temperature is 19°C (66°F). Maximum can reach 29°C (85°F) and minimum can be as low as 9°C (48°F). This makes it an ideal time for traveling, offering pleasant weather for outdoor activities and sightseeing.
In Santa Rosa de Lima in September, the precipitation amount is 160 mm (6.3 in) spread across 18 days.
In Santa Rosa de Lima in September, humidity is 81%. With an average temperature of 19°C (66°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel both muggy and slightly stifling, often leading to a need for frequent breaks in the shade.
In Santa Rosa de Lima 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 Santa Rosa de Lima, you can check here.
UV Risk Categories
Weather in Santa Rosa de Lima varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Santa Rosa de Lima, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 14°C (58°F) | 4 mm (0.2 inches) | 74% | very high |
| February Weather | 17°C (62°F) | 7 mm (0.3 inches) | 65% | extreme |
| March Weather | 19°C (67°F) | 11 mm (0.4 inches) | 58% | extreme |
| April Weather | 21°C (71°F) | 5 mm (0.2 inches) | 58% | extreme |
| May Weather | 22°C (73°F) | 46 mm (1.8 inches) | 67% | extreme |
| June Weather | 21°C (70°F) | 172 mm (6.8 inches) | 76% | extreme |
| July Weather | 19°C (67°F) | 164 mm (6.5 inches) | 67% | extreme |
| August Weather | 20°C (68°F) | 153 mm (6.0 inches) | 68% | extreme |
| September Weather | 19°C (66°F) | 160 mm (6.3 inches) | 81% | extreme |
| October Weather | 18°C (65°F) | 63 mm (2.5 inches) | 83% | extreme |
| November Weather | 16°C (61°F) | 19 mm (0.8 inches) | 84% | very high |
| December Weather | 14°C (58°F) | 4 mm (0.2 inches) | 81% | very high |