In July, Harlow typically sees daytime highs of 20.9°C and overnight lows around 12.3°C. Compared to the annual average high of 13.3°C, July runs +7.6°C.
July in Harlow averages a daytime high of 20.9°C and an overnight low of 12.3°C.
July runs +7.6°C compared to Harlow's annual average high of 13.3°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 20.9°C and cooler evenings around 12.3°C.