July in Nezahualcóyotl is the rainiest and the cloudiest month of the year. In July, the weather in Nezahualcóyotl is typically warm. Average daily high temperature in July is about 17 degrees above zero. On average, Nezahualcóyotl has 31 rainy days in July. The rains are usually heavy. July as well as June, August, September, and October is considered the most uncomfortable time to visit Nezahualcóyotl.