In June, Surprise typically sees daytime highs of 39.0°C and overnight lows around 20.4°C. Compared to the annual average high of 29.7°C, June runs +9.3°C.
June in Surprise averages a daytime high of 39.0°C and an overnight low of 20.4°C.
June runs +9.3°C compared to Surprise's annual average high of 29.7°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 39.0°C and cooler evenings around 20.4°C.