In February, Arlington Heights typically sees daytime highs of 0.9°C and overnight lows around -7.6°C. Compared to the annual average high of 14.3°C, February runs -13.3°C.
February in Arlington Heights averages a daytime high of 0.9°C and an overnight low of -7.6°C.
February runs -13.3°C compared to Arlington Heights's annual average high of 14.3°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 0.9°C and cooler evenings around -7.6°C.