„30-year normals, 1981-2010, 800m PRISM cells / interpolated”. PRISM Climate Group, Oregon State University. „To find the table data on the PRISM website, start by clicking Coordinates (under Location); copy Latitude and Longitude figures from top of table; click Zoom to location; click Precipitation, Minimum temp, Mean temp, Maximum temp; click 30-year normals, 1981-2010; click 800m; click Interpolate grid cell values; click Retrieve Time Series button.”