In July, Casper typically sees daytime highs of 31.1°C and overnight lows around 12.3°C. Compared to the annual average high of 15.2°C, July runs +15.9°C.
July in Casper averages a daytime high of 31.1°C and an overnight low of 12.3°C.
July runs +15.9°C compared to Casper's annual average high of 15.2°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 31.1°C and cooler evenings around 12.3°C.