In February, Walnut Creek typically sees daytime highs of 14.7°C and overnight lows around 5.4°C. Compared to the annual average high of 20.0°C, February runs -5.3°C.
February in Walnut Creek averages a daytime high of 14.7°C and an overnight low of 5.4°C.
February runs -5.3°C compared to Walnut Creek's annual average high of 20.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 14.7°C and cooler evenings around 5.4°C.