Bield:Farm
Frost dates · Delaware

Delaware frost dates,
county by county.

Last spring frost and first fall frost probability data for all 3 counties in Delaware, computed from the NOAA 1991–2020 Climate Normals. Every county page surfaces the full probability table at three temperature thresholds plus crop-specific planting guidance.

By geography

Delaware counties on the map.

Each dot is a county. Click for full frost-date detail. Color shows last-spring-frost timing — sage = earliest, amber = latest.

ListMap
New Castle County · Spring Mar 27 · Fall Nov 14 · 232-day seasonKent County · Spring Mar 25 · Fall Nov 16 · 236-day seasonSussex County · Spring Mar 23 · Fall Nov 19 · 241-day season
Last spring frostEarliestMedianLatest
3 counties · click any county for full frost data
Alphabetical

All Delaware counties — A to Z.

Frost dates set the calendar. Bield: Farm runs it.

Pair these dates with live forecasts for your specific farm location. Bield: Farm logs your soil tests, planting dates, weather, and yield outcomes year over year.

Download Bield: Farm