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Port Penn, Delaware Weather Forecast
Port Penn, Delaware Weather
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Weather Forecast for Port Penn, Delaware : New Castle County
Issued: 4:09 am EST Dec 16, 2025 Latitude: 39.5167788 Longitude: -75.5765925 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on This Afternoon Mostly Clear on Tonight Mostly Sunny on Wednesday Mostly Sunny on Thursday 40% chance of rain on Friday Partly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday
High: 33°F Low: 23°F High: 45°F High: 54°F High: 50°F High: 41°F High: 48°F High: 41°F
Low: 25°F Low: 45°F Low: 25°F Low: 34°F Low: 30°F  
Mostly Sunny Mostly Clear Mostly Sunny Mostly Sunny Rain Partly Sunny Partly Sunny Partly Sunny
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Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 33. Calm wind.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 23. South wind around 5 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 45. Southwest wind 5 to 10 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 25. West wind around 5 mph becoming calm in the evening.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 54. Calm wind becoming south around 5 mph in the morning.

100% chance of rain Thursday Night Thursday Night... Rain. Low around 45. Breezy. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

40% chance of rain Friday Friday... A chance of rain before 1pm. Partly sunny, with a high near 50. Breezy. Chance of precipitation is 40%.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 25. Breezy.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 41.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 34.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 48.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 30.

Partly Sunny on Monday Monday... Partly sunny, with a high near 41.

Sun Almanac for Port Penn, Delaware
Sunrise: 07:17 AM
Sunset: 4:40 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:17 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.