Last updated: August 27, 2025
In San Martin de Boniches, Spain, the average temperature in September hovers around 18°C (64°F), making it a pleasant time to visit. Expect temperatures to range from a cool 5°C (41°F) to a warm 31°C (88°F). While enjoying your stay, be prepared for some light showers, as precipitation averages 44 mm (1.7 in) over about 7 days. With an average humidity of 58%, the climate is comfortable for outdoor activities.
In September in San Martin de Boniches, the average temperature is 18°C (64°F). Maximums can reach 31°C (88°F), while minimums can dip as low as 5°C (41°F). Be prepared for a range of temperatures if you're planning to travel during this time.
In San Martin de Boniches in September, the precipitation amount is 44 mm (1.7 in) spread over a duration of 7 days.
In San Martin de Boniches in September humidity is 58%. With an average temperature of 18°C (64°F), this humidity feels like a refreshing embrace, making it a comfortable time for traveling as you can enjoy outdoor explorations without feeling overly warm or sticky.
In San Martin de Boniches in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Martin de Boniches.
UV Risk Categories
Weather in San Martin de Boniches varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Martin de Boniches, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 31 mm (1.2 inches) | 78% | moderate |
| February Weather | 6°C (43°F) | 26 mm (1.0 inches) | 75% | moderate |
| March Weather | 7°C (45°F) | 71 mm (2.8 inches) | 64% | high |
| April Weather | 9°C (49°F) | 95 mm (3.8 inches) | 58% | very high |
| May Weather | 15°C (58°F) | 60 mm (2.4 inches) | 53% | very high |
| June Weather | 19°C (67°F) | 47 mm (1.8 inches) | 49% | extreme |
| July Weather | 23°C (74°F) | 18 mm (0.7 inches) | 51% | extreme |
| August Weather | 23°C (73°F) | 37 mm (1.5 inches) | 51% | very high |
| September Weather | 18°C (64°F) | 44 mm (1.7 inches) | 58% | very high |
| October Weather | 13°C (56°F) | 47 mm (1.8 inches) | 71% | high |
| November Weather | 7°C (45°F) | 53 mm (2.1 inches) | 76% | moderate |
| December Weather | 5°C (41°F) | 32 mm (1.2 inches) | 80% | moderate |