In December, San Carlos typically sees daytime highs of 32.1°C and overnight lows around 22.1°C. Compared to the annual average high of 32.1°C, December runs -0.1°C.
December in San Carlos averages a daytime high of 32.1°C and an overnight low of 22.1°C.
December runs -0.1°C compared to San Carlos's annual average high of 32.1°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 32.1°C and cooler evenings around 22.1°C.