In June, Vacaville typically sees daytime highs of 29.7°C and overnight lows around 12.4°C. Compared to the annual average high of 23.0°C, June runs +6.7°C.
June in Vacaville averages a daytime high of 29.7°C and an overnight low of 12.4°C.
June runs +6.7°C compared to Vacaville's annual average high of 23.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 29.7°C and cooler evenings around 12.4°C.