In June, Union typically sees daytime highs of 26.9°C and overnight lows around 14.4°C. Compared to the annual average high of 16.8°C, June runs +10.1°C.
June in Union averages a daytime high of 26.9°C and an overnight low of 14.4°C.
June runs +10.1°C compared to Union's annual average high of 16.8°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 26.9°C and cooler evenings around 14.4°C.