Bradycardia can be caused by: 1  Changes in the heart that are the result of aging.  Diseases that damage the heart's electrical system. These include coronary artery disease, heart attack, and infections such as endocarditis and myocarditis.
Portland Weather In May. The highest recorded temperature in May for Portland for the past 70 years was 100 degrees Fahrenheit, most recently measured on May 28, 1983, and the normal high is 67.
Eugene, Oregon, gets 46 inches of rain per year. The US average is 37. Snowfall is 6 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 139. On average, there are 155 sunny days per year in Eugene, Oregon. The July high is around 82 degrees.