weather in dupont wa
Most / Least Educated Cities in WA. The average temperature of Dupont is 52.00Â°F, which is higher than the Washington average temperature of 50.47Â°F and is lower than the national average temperature of 54.45Â°F.
On average, there are 141 sunny days per year in DuPont, Washington. The July high is around 75 degrees. The January low is 35. Sperling's comfort index for DuPont is a 77 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.