In June, Phoenix typically sees daytime highs of 39.5°C and overnight lows around 20.6°C. Compared to the annual average high of 30.0°C, June runs +9.5°C.
June in Phoenix averages a daytime high of 39.5°C and an overnight low of 20.6°C.
June runs +9.5°C compared to Phoenix's annual average high of 30.0°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 39.5°C and cooler evenings around 20.6°C.