In June, Hillsboro typically sees daytime highs of 22.4°C and overnight lows around 9.5°C. Compared to the annual average high of 16.4°C, June runs +6.1°C.
June in Hillsboro averages a daytime high of 22.4°C and an overnight low of 9.5°C.
June runs +6.1°C compared to Hillsboro's annual average high of 16.4°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 22.4°C and cooler evenings around 9.5°C.