Rainfall totals Delaware
No heavy-rain reports were filed in Delaware in the last 24 hours. The state table below has the year to date totals for 2026.
as of
For normal annual precipitation from NCEI 1991-2020 normals, Wilmington, Delaware, is the highest placed Delaware city in the ranking, at 45 of 145 tracked cities. Full city precipitation ranking
How much rain did Delaware get?
| City | Year to date | Normal to date | vs normal | Rain days | Last rain |
|---|---|---|---|---|---|
| Wilmington | 36.32 inches | 35.69 inches | +0.63 inches (+2%) | 89 | 0.15 inches Oct 2, 2026 |
Station observations are from GHCN-Daily, with a 1-3 day lag and quality checks by NOAA. Averages are 1991-2020 normals from NCEI.
Rainfall records for Delaware
| City | Wettest day | Wettest year | Average year |
|---|---|---|---|
| Wilmington | 8.29 inches Sep 16, 1999 | 61.37 inches 2018 | 43.07 inches |
Rain questions
How many inches of rain per year does Delaware get?
43.1 inches is the average annual rainfall at Wilmington, based on 1991-2020 normals.
How do I find past rainfall totals for Delaware?
This page has year-to-date totals and records for each station. Each city page keeps a day-by-day log. For older station history, use the NCEI past weather portal.
Rain events in Delaware
| Dates | Top | Where | States | Reports |
|---|---|---|---|---|
| September 28, 2026 | 5.24 inches | McGuire Air Force Base, NJ | 3 | 19 |
| September 13, 2026 | 4.32 inches | 1 NW Florham Park, NJ | 6 | 43 |
Counties with rain reports in Delaware, 2026
- New Castle County5 · 2.76 inches
- Sussex County1 · 2.04 inches
- Kent County1 · 1.92 inches
A county earns a spot here as soon as one report in the period is filed.
Recent days with reports in Delaware
National Weather Service offices file Local Storm Reports; the Iowa Environmental Mesonet of Iowa State University relays them to this page, where they appear as live spotter reports. Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.