Last updated: August 27, 2025
In Castrillo-Tejeriego, Spain, the average temperature in September is 18°C (65°F). Expect a minimum temperature of 3°C (38°F) and a potential maximum reaching 34°C (93°F). Precipitation averages around 32 mm (1.3 in) spread over 5 days, contributing to an average humidity of 65%. Stay prepared for a range of weather conditions!
In September in Castrillo-Tejeriego, the average temperature is 18°C (65°F). Maximums can reach 34°C (93°F), and minimums can be as low as 3°C (38°F). This makes it a great time to explore outdoor activities while being prepared for both warm days and cooler nights.
In Castrillo-Tejeriego in September, the precipitation amount is 32 mm (1.3 in) over the course of 5 days.
In Castrillo-Tejeriego in September, humidity is 65%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that clings to your skin, making you feel slightly sticky as you explore. It's comfortable enough for sightseeing, but breathable enough to enjoy a leisurely stroll, though you might find yourself seeking shade during the warmest parts of the day.
In Castrillo-Tejeriego 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 Castrillo-Tejeriego.
UV Risk Categories
Weather in Castrillo-Tejeriego varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Castrillo-Tejeriego, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 34 mm (1.4 inches) | 90% | moderate |
| February Weather | 7°C (44°F) | 45 mm (1.8 inches) | 86% | moderate |
| March Weather | 8°C (47°F) | 52 mm (2.0 inches) | 79% | high |
| April Weather | 11°C (52°F) | 78 mm (3.1 inches) | 74% | very high |
| May Weather | 15°C (60°F) | 53 mm (2.1 inches) | 71% | very high |
| June Weather | 19°C (67°F) | 49 mm (1.9 inches) | 63% | extreme |
| July Weather | 23°C (73°F) | 21 mm (0.8 inches) | 59% | extreme |
| August Weather | 22°C (72°F) | 14 mm (0.5 inches) | 58% | very high |
| September Weather | 18°C (65°F) | 32 mm (1.3 inches) | 65% | very high |
| October Weather | 13°C (56°F) | 51 mm (2.0 inches) | 77% | high |
| November Weather | 8°C (46°F) | 66 mm (2.6 inches) | 87% | moderate |
| December Weather | 6°C (42°F) | 54 mm (2.1 inches) | 90% | low |