In February, St. Louis typically sees daytime highs of 6.8°C and overnight lows around -3.6°C. Compared to the annual average high of 19.0°C, February runs -12.2°C.
February in St. Louis averages a daytime high of 6.8°C and an overnight low of -3.6°C.
February runs -12.2°C compared to St. Louis's annual average high of 19.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 6.8°C and cooler evenings around -3.6°C.