In June, San Mateo typically sees daytime highs of 29.1°C and overnight lows around 19.1°C. Compared to the annual average high of 29.6°C, June runs -0.5°C.
June in San Mateo averages a daytime high of 29.1°C and an overnight low of 19.1°C.
June runs -0.5°C compared to San Mateo's annual average high of 29.6°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 29.1°C and cooler evenings around 19.1°C.