In July, Frederick typically sees daytime highs of 30.2°C and overnight lows around 17.6°C. Compared to the annual average high of 18.1°C, July runs +12.2°C.
July in Frederick averages a daytime high of 30.2°C and an overnight low of 17.6°C.
July runs +12.2°C compared to Frederick's annual average high of 18.1°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.2°C and cooler evenings around 17.6°C.