In October, Sundsvall typically sees daytime highs of 7.5°C and overnight lows around 1.3°C. Compared to the annual average high of 7.5°C, October runs +0.0°C.
October in Sundsvall averages a daytime high of 7.5°C and an overnight low of 1.3°C.
October runs +0.0°C compared to Sundsvall's annual average high of 7.5°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 7.5°C and cooler evenings around 1.3°C.