https://www.cpc.ncep.noaa.gov/


US - Temperature

https://www.cpc.ncep.noaa.gov/produc...off01_temp.gif

US - Precipitation

https://www.cpc.ncep.noaa.gov/produc...off01_prcp.gif


Long Range Temperature/Precipitation Probabilities

https://www.cpc.ncep.noaa.gov/produc.../two_class.php


More info available at link

https://www.cpc.ncep.noaa.gov/