Weather forecast for 10 days
New Castle, DE

Weather forecast for the weekend

Saturday, Jun 28.

PM Thunderstorms
5:35 am

8:35 pm
EDT
PM Thunderstorms
84°F / 73°F
  • Wind: 8mph S
  • Humidity: 80%
  • Precip. probability: 35%
  • Precipitation: 0"
  • UV index: 6
On Saturday, June 28, rumbling thunderstorms could affect the area later in the afternoon.
Minimal precipitation is anticipated. Temperature span will be from a high of a warm 84.2°F to a low of a temperate 73.4°F.
Saturday's high temperature is expected to be a couple of degrees higher than the typical June peak of 80.1°F.
Sunrise will be at 5:35 am and sunset at 8:35 pm; the daylight will last for 15h and 0min.

Sunday, Jun 29.

PM Thunderstorms
5:36 am

8:35 pm
EDT
PM Thunderstorms
88°F / 73°F
  • Wind: 7mph SSW
  • Humidity: 74%
  • Precip. probability: 35%
  • Precipitation: 0.16"
  • UV index: 7
On Sunday, in New Castle, scattered thunderstorms are likely by the afternoon.
The chance of rain is low, and light precipitation is predicted. The temperature is expected to vary between a maximum of a humid 87.8°F and a minimum of a temperate 73.4°F.
With a forecast of 87.8°F, the day’s weather feels closer to July than June.
Sunrise will be at 5:36 am and sunset at 8:35 pm; the daylight will last for 15h and 0min.

Frequently asked questions

What is the weather forecast for New Castle for Saturday?
On Saturday, afternoon storms may bring rain and loud thunderclaps.
Will it rain on Saturday?
On Saturday, there is a low probability of minimal rainfall in New Castle.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 84.2°F, while the lowest temperature will be 73.4°F.
What is the weather forecast for New Castle for Sunday?
On Sunday, afternoon storms may bring rain and loud thunderclaps.
Will it rain on Sunday?
Light precipitation of 0.16" is anticipated on Sunday. The likelihood of rainfall is 35%.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature in New Castle will be 87.8°F, while the minimum temperature will be 73.4°F.
What is the weather forecast for New Castle for the next ten days?
In New Castle, a combination of stormy, overcast and bright weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rain is anticipated on Friday, Sunday through next Wednesday in New Castle. Friday, with moderate precipitation of 0.67", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 77°F and 98.6°F, while the minimum temperature will vary between 66.2°F and 77°F.
Including the humidity's impact, the maximum feel-like temperature will vary between 77°F and 114.8°F.
What will be the hottest and the coldest days in New Castle?
Today is the hottest day, with a maximum temperature of 98.6°F. The coldest day will be Friday, with a maximum of 77°F.

Long-term weather forecast

TueJun 24.
  • 99°F
  • 77°F
Sunny
Sunny
  • Wind: 9mph NW
  • Humidity: 51%
  • UV index: 9
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:34 am 8:35 pm EDT
WedJun 25.
  • 97°F
  • 77°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NW
  • Humidity: 54%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:34 am 8:35 pm EDT
ThuJun 26.
  • 86°F
  • 66°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 10mph ENE
  • Humidity: 74%
  • UV index: 9
  • Precip. probability: 69%
  • Precipitation: 0"
  • 5:34 am 8:35 pm EDT
FriJun 27.
  • 77°F
  • 68°F
Cloudy
Cloudy
  • Wind: 10mph E
  • Humidity: 79%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0.67"
  • 5:35 am 8:35 pm EDT
SatJun 28.
  • 84°F
  • 73°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 8mph S
  • Humidity: 80%
  • UV index: 6
  • Precip. probability: 35%
  • Precipitation: 0"
  • 5:35 am 8:35 pm EDT
SunJun 29.
  • 88°F
  • 73°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph SSW
  • Humidity: 74%
  • UV index: 7
  • Precip. probability: 35%
  • Precipitation: 0.16"
  • 5:36 am 8:35 pm EDT
MonJun 30.
  • 90°F
  • 75°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 9mph SSW
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 33%
  • Precipitation: 0.08"
  • 5:36 am 8:35 pm EDT
TueJul 1.
  • 90°F
  • 72°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 10mph WSW
  • Humidity: 72%
  • UV index: 9
  • Precip. probability: 47%
  • Precipitation: 0.12"
  • 5:36 am 8:35 pm EDT
WedJul 2.
  • 88°F
  • 68°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NW
  • Humidity: 59%
  • UV index: 10
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • 5:37 am 8:35 pm EDT
ThuJul 3.
  • 86°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NNW
  • Humidity: 55%
  • UV index: 10
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:38 am 8:35 pm EDT
For the next ten days, a combination of unstable, gloomy and bright weather is expected.
Rain is anticipated on Friday, Sunday through next Wednesday.
Temperature differences will be noticeable in the upcoming period. Highs will range from 77°F to 98.6°F, while the forecast minimum temperature falls between 66.2°F and 77°F.
Today is the hottest day, with a maximum temperature of 98.6°F; the coldest day will be Friday, with a maximum of 77°F.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and range between 77°F and a dangerously hot 114.8°F.
Updated: Jun 24, 2025 @ 05:19:45 UTC
Published by: Weather Atlas | About Us
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