About Hillsboro, OR

With a population of around 102,000, Hillsboro sits in Oregon, United States. The city operates in the Pacific Time Zone.

Hillsboro has a temperate oceanic climate. Average annual temperature is 54°F, with January lows around 34°F and July highs near 81°F. The city averages 37 inches of precipitation per year. The wettest month is typically December; the driest is July.