In January, Vista typically sees daytime highs of 18.2°C and overnight lows around 5.0°C. Compared to the annual average high of 23.0°C, January runs -4.9°C.
January in Vista averages a daytime high of 18.2°C and an overnight low of 5.0°C.
January runs -4.9°C compared to Vista's annual average high of 23.0°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 18.2°C and cooler evenings around 5.0°C.