In January, Koblenz typically sees daytime highs of 2.9°C and overnight lows around -1.9°C. Compared to the annual average high of 13.1°C, January runs -10.1°C.
January in Koblenz averages a daytime high of 2.9°C and an overnight low of -1.9°C.
January runs -10.1°C compared to Koblenz's annual average high of 13.1°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 2.9°C and cooler evenings around -1.9°C.