In April, San Ramon typically sees daytime highs of 19.4°C and overnight lows around 7.1°C. Compared to the annual average high of 20.6°C, April runs -1.2°C.
April in San Ramon averages a daytime high of 19.4°C and an overnight low of 7.1°C.
April runs -1.2°C compared to San Ramon's annual average high of 20.6°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 19.4°C and cooler evenings around 7.1°C.