Precipitation

This data was collected from Oregon State University’s PRISM Climate Group database. It’s the monthly averages of annual condition over the thirty years, from 1991-2020. The long-term averages are modeled with PRISM using a digital elevation model (DEM) with seven other climate elements, such as precipitation.

We selected for areas that have 20 inches or more of precipitaion.

Source information: PRISM Climate Group