In January, Pittsburgh typically sees daytime highs of 2.6°C and overnight lows around -6.8°C. Compared to the annual average high of 16.5°C, January runs -13.9°C.
January in Pittsburgh averages a daytime high of 2.6°C and an overnight low of -6.8°C.
January runs -13.9°C compared to Pittsburgh's annual average high of 16.5°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 2.6°C and cooler evenings around -6.8°C.