The most pleasant months of the year for the 94613 zip code are September, August and July. In the 94613 zip code, there are 5 comfortable months with high temperatures in the range of 70-85°. September is the hottest month for the 94613 zip code with an average high temperature of 74.5°, which ranks it as one of the coolest places in California. Any measurable snowfall is a rare occurance in the 94613 zip code. There are few days during the summer when the humidity becomes unpleasant.