In July, Cergy-Pontoise typically sees daytime highs of 23.1°C and overnight lows around 12.1°C. Compared to the annual average high of 14.6°C, July runs +8.6°C.
July in Cergy-Pontoise averages a daytime high of 23.1°C and an overnight low of 12.1°C.
July runs +8.6°C compared to Cergy-Pontoise's annual average high of 14.6°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 23.1°C and cooler evenings around 12.1°C.