Last updated: August 27, 2025
In San Carlos del Valle, Spain, the average temperature in September is a pleasant 22°C (72°F). While you might enjoy balmy days, be prepared for fluctuations: temperatures can dip to a chilly 8°C (47°F) or soar up to a blistering 37°C (98°F). Rainfall is moderate, with an average precipitation of 28 mm (1.1 in) spread over about 5 days. The air is reasonably dry, with an average humidity of 53%, making it a comfortable time to explore!
In September in San Carlos del Valle, the average temperature is 22°C (72°F). Maximums can reach 37°C (98°F) and minimums can be as low as 8°C (47°F). This varied climate makes it essential for travelers to pack for both warm days and cooler evenings.
In San Carlos del Valle in September, the precipitation amount is 28 mm (1.1 in) over a period of 5 days.
In San Carlos del Valle in September humidity is 53%. With an average temperature of 22°C (72°F), this humidity feels like a comfortable blanket that perfectly wraps around you during your travels, making exploring the sights and sounds enjoyable without feeling overly sticky or oppressive.
In San Carlos del Valle in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Carlos del Valle.
UV Risk Categories
Weather in San Carlos del Valle varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Carlos del Valle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (42°F) | 32 mm (1.3 inches) | 85% | moderate |
| February Weather | 9°C (48°F) | 32 mm (1.3 inches) | 78% | moderate |
| March Weather | 10°C (51°F) | 71 mm (2.8 inches) | 66% | high |
| April Weather | 13°C (56°F) | 97 mm (3.8 inches) | 60% | very high |
| May Weather | 18°C (66°F) | 36 mm (1.4 inches) | 56% | very high |
| June Weather | 24°C (75°F) | 16 mm (0.6 inches) | 44% | extreme |
| July Weather | 27°C (82°F) | 11 mm (0.4 inches) | 44% | extreme |
| August Weather | 27°C (82°F) | 17 mm (0.7 inches) | 42% | very high |
| September Weather | 22°C (72°F) | 28 mm (1.1 inches) | 53% | very high |
| October Weather | 17°C (62°F) | 42 mm (1.7 inches) | 70% | high |
| November Weather | 10°C (50°F) | 64 mm (2.5 inches) | 83% | moderate |
| December Weather | 7°C (46°F) | 56 mm (2.2 inches) | 86% | moderate |