In July, Honolulu typically sees daytime highs of 28.2°C and overnight lows around 20.9°C. Compared to the annual average high of 26.8°C, July runs +1.4°C.
July in Honolulu averages a daytime high of 28.2°C and an overnight low of 20.9°C.
July runs +1.4°C compared to Honolulu's annual average high of 26.8°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 28.2°C and cooler evenings around 20.9°C.