In June, McKinney typically sees daytime highs of 32.5°C and overnight lows around 20.9°C. Compared to the annual average high of 24.4°C, June runs +8.1°C.
June in McKinney averages a daytime high of 32.5°C and an overnight low of 20.9°C.
June runs +8.1°C compared to McKinney's annual average high of 24.4°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 32.5°C and cooler evenings around 20.9°C.