In June, Alpharetta typically sees daytime highs of 29.4°C and overnight lows around 17.1°C. Compared to the annual average high of 21.5°C, June runs +8.0°C.
June in Alpharetta averages a daytime high of 29.4°C and an overnight low of 17.1°C.
June runs +8.0°C compared to Alpharetta's annual average high of 21.5°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 29.4°C and cooler evenings around 17.1°C.