In February, Boulder typically sees daytime highs of 4.3°C and overnight lows around -9.1°C. Compared to the annual average high of 13.6°C, February runs -9.3°C.
February in Boulder averages a daytime high of 4.3°C and an overnight low of -9.1°C.
February runs -9.3°C compared to Boulder's annual average high of 13.6°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 4.3°C and cooler evenings around -9.1°C.