Delaware Climate Data

Current Climate Summary Maps for Delaware

Climate summary maps can help to understand the relationship to current observed conditions to the climate normal conditions.  Main parameters featured include temperature, precipitation, drought, and heating and cooling degree days.

Delaware Climate Normals

Climate Normals are three-decade averages of climatological variables including temperature and precipitation.  This product is created once every 10 years.  The 1981-2010 US Climate Normals dataset is the latest release of NCEI’s Climate Normals.

Delaware Precipitation Frequency Estimates

The Atlas provides precipitation frequency estimates for 5-minute through 60-day durations at average recurrence intervals of 1-year through 1,000-year.


This page provides useful links to sources of local and regional data and reports.