In July, Winterthur typically sees daytime highs of 23.0°C and overnight lows around 12.4°C. Compared to the annual average high of 12.8°C, July runs +10.2°C.
July in Winterthur averages a daytime high of 23.0°C and an overnight low of 12.4°C.
July runs +10.2°C compared to Winterthur's annual average high of 12.8°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 23.0°C and cooler evenings around 12.4°C.