In July, Surabaya typically sees daytime highs of 30.6°C and overnight lows around 22.7°C. Compared to the annual average high of 31.3°C, July runs -0.8°C.
July in Surabaya averages a daytime high of 30.6°C and an overnight low of 22.7°C.
July runs -0.8°C compared to Surabaya's annual average high of 31.3°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 30.6°C and cooler evenings around 22.7°C.