National Weather Service forecast

New Castle, Pennsylvania Weather

51°Overnight: Mostly Clear
Wind S 3 mph

New Castle 7-Day Forecast

  1. Overnight
    51°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 51. South wind around 3 mph.

  2. Wednesday
    77°F
    Mostly Cloudy then Chance Light Rain
    50% chance of precipitation

    A chance of rain after 3pm. Mostly cloudy, with a high near 77. South wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    58°F
    Light Rain
    98% chance of precipitation

    Rain. Cloudy, with a low around 58. South wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.

  4. Thursday
    68°F
    Mostly Sunny
    5% chance of precipitation

    Mostly sunny, with a high near 68. Southwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.

  5. Thursday Night
    44°F
    Partly Cloudy

    Partly cloudy, with a low around 44. Southwest wind 1 to 5 mph.

  6. Friday
    62°F
    Chance Light Rain
    28% chance of precipitation

    A chance of rain after 7am. Partly sunny, with a high near 62. Chance of precipitation is 30%.

  7. Friday Night
    39°F
    Chance Light Rain
    48% chance of precipitation

    A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.

  8. Saturday
    53°F
    Chance Light Rain
    42% chance of precipitation

    A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.

  9. Saturday Night
    32°F
    Chance Light Rain
    37% chance of precipitation

    A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.

  10. Sunday
    55°F
    Partly Sunny
    7% chance of precipitation

    Partly sunny, with a high near 55.

  11. Sunday Night
    31°F
    Partly Cloudy
    6% chance of precipitation

    Partly cloudy, with a low around 31.

  12. Monday
    57°F
    Mostly Sunny
    14% chance of precipitation

    Mostly sunny, with a high near 57.

  13. Monday Night
    32°F
    Mostly Clear
    14% chance of precipitation

    Mostly clear, with a low around 32.

  14. Tuesday
    61°F
    Mostly Sunny
    4% chance of precipitation

    Mostly sunny, with a high near 61.

Issued by the National Weather Service (PBZ office), updated .

New Castle Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for New Castle

New Castle Weather Radar

Open the full radar for New Castle

About New Castle

Population (2020 Census)
21,926
Coordinates
40.994, -80.346
Elevation
889 ft
NWS forecast office
PBZ
Time zone
America/New York
Sunrise today
6:55 AM EST
Sunset today
5:14 PM EST
Daylight today
10 h 19 min

New Castle Weather Questions

What is the weather forecast for New Castle, Pennsylvania?

Overnight: Mostly clear, with a low around 51. South wind around 3 mph. Wednesday: A chance of rain after 3pm. Mostly cloudy, with a high near 77. South wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in New Castle this week?

The best chance of precipitation is Wednesday Night at 98%. Periods with a 30% chance or more: Wednesday (50%), Wednesday Night (98%), Friday Night (48%), Saturday (42%), Saturday Night (37%).

How warm and how cold will it get in New Castle this week?

The warmest day is Wednesday, with a high near 77°F. The coldest night is Sunday Night, with a low near 31°F.

What time are sunrise and sunset in New Castle today?

Sunrise is at 6:55 AM EST and sunset is at 5:14 PM EST, for 10 h 19 min of daylight.

Weather near New Castle

Largest cities in Pennsylvania

All Pennsylvania cities