2021 Long Range Weather Forecast for Wilmington, DE
See long range weather forecasts for the next 60 days from The Old Farmer’s Almanac! Our long range forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to sporting events and outdoor activities.
To see long term forecasts for the entire year, pick up a copy of The 2021 Old Farmer’s Almanac, available online and in stores.
Note: Long range forecasts are regional, not city-specific.
Free 2-Month Weather Forecast
| Dates | Weather Conditions |
|---|---|
| Apr 1-7 | A few showers, turning warm |
| Apr 8-13 | Sunny, hot |
| Apr 14-17 | Showers, warm |
| Apr 18-24 | Rainy periods, cool |
| Apr 25-30 | Showers, warm |
| April | temperature 57° (5° above avg.) precipitation 2.5" (1" below avg.) |
| Dates | Weather Conditions |
|---|---|
| May 1-6 | Showers, cool |
| May 7-14 | Rainy periods; warm, then cool |
| May 15-19 | Sunny, cool |
| May 20-26 | Rainy periods, cool |
| May 27-31 | Sunny, cool |
| May | temperature 61° (1° below avg.) precipitation 2" (1" below avg.) |
Annual Weather Summary
November 2020 to October 2021
November 2020 to October 2021
Winter temperatures will be above normal, on average, with the coldest periods in mid-December and early and mid-January. Precipitation will be near normal, with mostly below-normal snowfall. The snowiest periods will occur in mid-December and early March. April and May will be warmer and drier than normal, with an early hot spell in early to mid-April. Summer will be hotter than normal, with the hottest periods in early and mid-June, early to mid-July, and early to mid-August. Rainfall will be near normal, especially in the south. Watch for a hurricane in early August. September and October will be cooler and mostly rainier than normal. Watch for a tropical storm threat in early to mid-September.
About the Atlantic Corridor Region
The Atlantic Corridor long range weather region includes all or part of the following states: CONNECTICUT (Bridgeport, Hartford, New Haven, Stamford, Waterbury), DELAWARE (Bear, Dover, Newark, Pike Creek, Wilmington), DISTRICT OF COLUMBIA (Washington), MARYLAND (Baltimore, Columbia, Dundalk, Ellicott City, Silver Spring), MASSACHUSETTS (Boston, Brockton, Cambridge, New Bedford, Worcester), NEW JERSEY (Edison, Elizabeth, Jersey City, Newark, Paterson), NEW YORK (Hempstead, Mount Vernon, New Rochelle, New York, Yonkers), PENNSYLVANIA (Chester, Levittown, Norristown, Philadelphia, Radnor), RHODE ISLAND (Cranston, East Providence, Pawtucket, Providence, Warwick), VIRGINIA (Alexandria, Arlington, Hampton, Newport News, Richmond).
Atlantic Corridor Neighboring Regions
Here are the regions that neighbor the Atlantic Corridor long range weather region:
Temperature and Precipitation November 2020 to October 2021
