In February, San Mateo typically sees daytime highs of 29.7°C and overnight lows around 21.8°C. Compared to the annual average high of 30.4°C, February runs -0.8°C.
February in San Mateo averages a daytime high of 29.7°C and an overnight low of 21.8°C.
February runs -0.8°C compared to San Mateo's annual average high of 30.4°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 29.7°C and cooler evenings around 21.8°C.