Harrington, DE Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Harrington, DE in one place.
Mostly cloudy, with a low around 73. West wind around 5 mph.
Local Weather Overview
This forecast page for Harrington, DE is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 12, 2026 7:26 AM EDT.
The active forecast window currently covers Jun 12 to Jun 18, 2026 for Harrington, DE.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 12 to Jun 18, 2026
- Latest sync
- Jun 12, 2026 7:26 AM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrington
Friday looks like the warmest upcoming period in Harrington at 96 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Thursday at about 5 to 15 mph S.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 12, 2026 7:26 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Mostly sunny, with a high near 96. Heat index values as high as 103. West wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 68. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunny, with a high near 88. Northwest wind around 5 mph.
Mostly clear, with a low around 66. Southwest wind 0 to 5 mph.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 80.
A chance of rain showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
A chance of rain showers before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.
A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jun 12
|
Mostly Cloudy
|
73°F |
5 mph
W
|
|
Friday
Jun 12
|
Mostly Sunny then Chance Showers And Thunderstorms
|
96°F |
5 to 10 mph
W
|
|
Friday Night
Jun 12
|
Showers And Thunderstorms Likely then Mostly Cloudy
|
68°F |
5 to 10 mph
W
|
|
Saturday
Jun 13
|
Sunny
|
88°F |
5 mph
NW
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
66°F |
0 to 5 mph
SW
|
|
Sunday
Jun 14
|
Mostly Sunny then Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
S
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
66°F |
5 to 10 mph
SW
|
|
Monday
Jun 15
|
Slight Chance Rain Showers then Mostly Sunny
|
80°F |
5 to 10 mph
NW
|
|
Monday Night
Jun 15
|
Mostly Cloudy then Chance Rain Showers
|
62°F |
0 to 5 mph
NW
|
|
Tuesday
Jun 16
|
Chance Rain Showers
|
78°F |
0 to 5 mph
SE
|
|
Tuesday Night
Jun 16
|
Chance Rain Showers then Mostly Cloudy
|
61°F |
0 to 5 mph
S
|
|
Wednesday
Jun 17
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
0 to 10 mph
SW
|
|
Wednesday Night
Jun 17
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
67°F |
5 mph
S
|
|
Thursday
Jun 18
|
Chance Showers And Thunderstorms
|
91°F |
5 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harrington.
