In addition to the PRISM normals datasets available elsewhere on this portal, the PRISM Group has developed a number of normals data and map products as special projects for outside agencies. This page provides access to all of these normals data products available for public use.
CONUS: The current CONUS 30-year normals period is 1991-2020, available on our Normals (1991-2020) page. CONUS 30-year normals for prior periods are available by request (contact us at prism-questions@nacse.org).
Alaska: Average monthly precipitation and minimum, maximum, and mean temperature for the period 1981-2010 (completed 2018). Project sponsored by the National Park Service.
Western Canada: Average monthly precipitation and minimum, maximum, and mean temperature for the period 1961-1990 (completed 2002).
Pacific Islands: Average monthly precipitation, minimum and maximum temperature, relative humidity, and mean dew point temperature for the period 1971-2000 (completed 2006). Covers Hawaii, Kosrae, Manua, Pohnpei, Tutuila, Guam, CNMI, and Palau. Project sponsored by USDA Natural Resources Conservation Service.
Virgin Islands: Average monthly precipitation and minimum and maximum temperature for the period 1971-2000 (completed 2005). Project sponsored by the International Institute for Tropical Forestry.
Jamaica: Average monthly precipitation and minimum and maximum temperature for the period 1971-2000 (completed 2007). Project sponsored by the International Institute for Tropical Forestry.
Puerto Rico: Average monthly precipitation and minimum and maximum temperature for the period 1963-1995 (completed 2002). Project sponsored by the International Institute for Tropical Forestry.
