In January, Niort typically sees daytime highs of 7.6°C and overnight lows around 1.1°C. Compared to the annual average high of 16.4°C, January runs -8.8°C.
January in Niort averages a daytime high of 7.6°C and an overnight low of 1.1°C.
January runs -8.8°C compared to Niort's annual average high of 16.4°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 7.6°C and cooler evenings around 1.1°C.