In December, Leon typically sees daytime highs of 6.9°C and overnight lows around -1.0°C. Compared to the annual average high of 15.7°C, December runs -8.8°C.
December in Leon averages a daytime high of 6.9°C and an overnight low of -1.0°C.
December runs -8.8°C compared to Leon's annual average high of 15.7°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 6.9°C and cooler evenings around -1.0°C.