In January, Rome typically sees daytime highs of 11.7°C and overnight lows around 2.4°C. Compared to the annual average high of 20.9°C, January runs -9.2°C.
January in Rome averages a daytime high of 11.7°C and an overnight low of 2.4°C.
January runs -9.2°C compared to Rome's annual average high of 20.9°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 11.7°C and cooler evenings around 2.4°C.