In June, Casper typically sees daytime highs of 25.9°C and overnight lows around 8.6°C. Compared to the annual average high of 15.2°C, June runs +10.7°C.
June in Casper averages a daytime high of 25.9°C and an overnight low of 8.6°C.
June runs +10.7°C compared to Casper's annual average high of 15.2°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 25.9°C and cooler evenings around 8.6°C.