Last updated: August 27, 2025
In September, the average temperature in San Juan del Monte, Spain sits at a mild 18°C (65°F). Expect temperatures to range from a cool 2°C (36°F) to a warm 33°C (93°F). During this period, precipitation averages 24 mm (0.9 in) over approximately 5 days, while the average humidity hovers around 65%, creating a refreshing atmosphere.
In September in San Juan del Monte, the average temperature is 18°C (65°F). Maximums can reach 33°C (93°F), while minimums can be as low as 2°C (36°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!
In San Juan del Monte in September, the precipitation amount is 24 mm (0.9 in) over the course of 5 days.
In San Juan del Monte 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 San Juan del Monte 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 Juan del Monte.
UV Risk Categories
Weather in San Juan del Monte varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Juan del Monte, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 44 mm (1.7 inches) | 90% | moderate |
| February Weather | 6°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) | 72 mm (2.8 inches) | 74% | very high |
| May Weather | 15°C (60°F) | 51 mm (2.0 inches) | 71% | very high |
| June Weather | 20°C (68°F) | 48 mm (1.9 inches) | 63% | extreme |
| July Weather | 23°C (74°F) | 19 mm (0.8 inches) | 59% | extreme |
| August Weather | 23°C (74°F) | 13 mm (0.5 inches) | 58% | very high |
| September Weather | 18°C (65°F) | 24 mm (0.9 inches) | 65% | very high |
| October Weather | 13°C (56°F) | 43 mm (1.7 inches) | 77% | high |
| November Weather | 8°C (46°F) | 70 mm (2.8 inches) | 87% | moderate |
| December Weather | 6°C (42°F) | 62 mm (2.5 inches) | 90% | low |