Lebanon has a Mediterranean climate characterized by mild, rainy winters and hot, dry summers. The temperatures in Lebanon vary greatly depending on the region and the elevation. In general, coastal areas tend to be more moderate while mountainous regions are much cooler, with some areas even experiencing snowfall during winter months. Rainfall is higher in the coastal regions than in other parts of the country, which helps to support a variety of vegetation throughout Lebanon's natural landscape.
Lebanon, Oregon gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lebanon averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 157 sunny days per year in Lebanon. The US average is 205 sunny days.
Lebanon gets some kind of precipitation, on average, 156 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 82 degrees
Winter Low: the January low is 34
Rain: averages 50 inches of rain a year
Snow: averages 2 inches of snow a year