Last updated: August 22, 2025
In Santa Maria, Brazil, the average temperature in October hovers around 19°C (67°F). Expect a range from a cool 7°C (45°F) to a scorching 37°C (98°F). This month brings about 168 mm (6.6 in) of precipitation over 11 days, and the average humidity settles at a notable 77%. Enjoy the varied climate!
In October in Santa Maria, the average temperature is 19°C (67°F). Maximum temperatures can reach 37°C (98°F), while minimums can drop as low as 7°C (45°F). This variability makes it essential to pack layers when traveling during this time.
In Santa Maria in October, the precipitation amount is 168 mm (6.6 in) spread over 11 days.
In Santa Maria in October, humidity is 77%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making travel slightly more challenging as the air clings to your skin, turning every step into a leisurely stroll through a sauna.
In Santa Maria in October, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Santa Maria.
UV Risk Categories
Weather in Santa Maria varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Santa Maria, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 25°C (77°F) | 143 mm (5.6 inches) | 74% | extreme |
| February Weather | 24°C (75°F) | 107 mm (4.2 inches) | 73% | extreme |
| March Weather | 23°C (73°F) | 116 mm (4.6 inches) | 73% | extreme |
| April Weather | 20°C (69°F) | 79 mm (3.1 inches) | 81% | very high |
| May Weather | 16°C (61°F) | 200 mm (7.9 inches) | 87% | high |
| June Weather | 15°C (59°F) | 120 mm (4.7 inches) | 84% | moderate |
| July Weather | 14°C (57°F) | 106 mm (4.2 inches) | 80% | moderate |
| August Weather | 15°C (60°F) | 103 mm (4.1 inches) | 71% | high |
| September Weather | 17°C (64°F) | 148 mm (5.8 inches) | 74% | very high |
| October Weather | 19°C (67°F) | 168 mm (6.6 inches) | 77% | extreme |
| November Weather | 22°C (71°F) | 137 mm (5.4 inches) | 77% | extreme |
| December Weather | 24°C (76°F) | 72 mm (2.8 inches) | 85% | extreme |