In February, Vacaville typically sees daytime highs of 15.9°C and overnight lows around 5.0°C. Compared to the annual average high of 23.0°C, February runs -7.1°C.
February in Vacaville averages a daytime high of 15.9°C and an overnight low of 5.0°C.
February runs -7.1°C compared to Vacaville's annual average high of 23.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 15.9°C and cooler evenings around 5.0°C.