In July, Viersen typically sees daytime highs of 22.5°C and overnight lows around 12.7°C. Compared to the annual average high of 13.8°C, July runs +8.7°C.
July in Viersen averages a daytime high of 22.5°C and an overnight low of 12.7°C.
July runs +8.7°C compared to Viersen's annual average high of 13.8°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 22.5°C and cooler evenings around 12.7°C.