In July, Piscataway typically sees daytime highs of 29.5°C and overnight lows around 17.5°C. Compared to the annual average high of 17.0°C, July runs +12.5°C.
July in Piscataway averages a daytime high of 29.5°C and an overnight low of 17.5°C.
July runs +12.5°C compared to Piscataway's annual average high of 17.0°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 29.5°C and cooler evenings around 17.5°C.