In September, Collado-Villalba typically sees daytime highs of 22.9°C and overnight lows around 10.7°C. Compared to the annual average high of 16.0°C, September runs +7.0°C.
September in Collado-Villalba averages a daytime high of 22.9°C and an overnight low of 10.7°C.
September runs +7.0°C compared to Collado-Villalba's annual average high of 16.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 22.9°C and cooler evenings around 10.7°C.