In June, San Jose typically sees daytime highs of 26.2°C and overnight lows around 11.3°C. Compared to the annual average high of 21.3°C, June runs +4.9°C.
June in San Jose averages a daytime high of 26.2°C and an overnight low of 11.3°C.
June runs +4.9°C compared to San Jose's annual average high of 21.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 26.2°C and cooler evenings around 11.3°C.