Last updated: August 27, 2025
In September, the average temperature in San Mateo de Gallego, Spain is a pleasant 22°C (72°F). Expect a range from a cool minimum of 7°C (46°F) to a warm maximum of 35°C (96°F). You'll want to be prepared for some moisture, as precipitation averages 31 mm (1.2 in) over about 4 days. With an average humidity level of 64%, the climate offers a comfortable yet refreshing experience!
In September in San Mateo de Gallego, the average temperature is 22°C (72°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 7°C (46°F). This makes it an ideal time for travelers seeking mild weather and a mix of warm days and cool evenings.
In San Mateo de Gallego in September, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.
In San Mateo de Gallego in September humidity is 64%. With an average temperature of 22°C (72°F), this humidity feels like a warm, tropical embrace, making travel enjoyable yet slightly sticky, prompting visitors to seek shade or refreshing beverages while exploring the vibrant surroundings.
In San Mateo de Gallego 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 Mateo de Gallego.
UV Risk Categories
Weather in San Mateo de Gallego varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Mateo de Gallego, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (44°F) | 33 mm (1.3 inches) | 85% | moderate |
| February Weather | 10°C (50°F) | 22 mm (0.9 inches) | 80% | moderate |
| March Weather | 12°C (54°F) | 43 mm (1.7 inches) | 73% | moderate |
| April Weather | 14°C (58°F) | 68 mm (2.7 inches) | 69% | very high |
| May Weather | 19°C (67°F) | 39 mm (1.5 inches) | 64% | very high |
| June Weather | 24°C (75°F) | 36 mm (1.4 inches) | 59% | extreme |
| July Weather | 27°C (81°F) | 17 mm (0.7 inches) | 58% | very high |
| August Weather | 26°C (80°F) | 18 mm (0.7 inches) | 58% | very high |
| September Weather | 22°C (72°F) | 31 mm (1.2 inches) | 64% | very high |
| October Weather | 17°C (62°F) | 43 mm (1.7 inches) | 76% | high |
| November Weather | 11°C (52°F) | 62 mm (2.4 inches) | 82% | moderate |
| December Weather | 8°C (47°F) | 34 mm (1.3 inches) | 84% | low |