National Weather Service forecast

Newcastle, Wyoming Weather

28°Tonight: Mostly Clear
Wind N 6 mph
7-DayHourlyRadar

Newcastle 7-Day Forecast

  1. Tonight
    28°F
    Mostly Clear

    Mostly clear. Low around 28, with temperatures rising to around 30 overnight. North wind around 6 mph.

  2. Wednesday
    53°F
    Mostly Sunny

    Mostly sunny. High near 53, with temperatures falling to around 46 in the afternoon. North wind around 7 mph.

  3. Wednesday Night
    30°F
    Partly Cloudy

    Partly cloudy. Low around 30, with temperatures rising to around 32 overnight. North wind 2 to 6 mph.

  4. Thursday
    55°F
    Mostly Sunny

    Mostly sunny. High near 55, with temperatures falling to around 47 in the afternoon. South wind 1 to 6 mph.

  5. Thursday Night
    34°F
    Partly Cloudy

    Partly cloudy, with a low around 34. East wind 1 to 6 mph.

  6. Friday
    53°F
    Mostly Sunny

    Mostly sunny. High near 53, with temperatures falling to around 46 in the afternoon. Northwest wind 2 to 6 mph.

  7. Friday Night
    32°F
    Mostly Clear

    Mostly clear, with a low around 32.

  8. Saturday
    55°F
    Sunny

    Sunny, with a high near 55.

  9. Saturday Night
    33°F
    Mostly Clear

    Mostly clear, with a low around 33.

  10. Sunday
    61°F
    Sunny

    Sunny, with a high near 61.

  11. Sunday Night
    38°F
    Mostly Clear

    Mostly clear, with a low around 38.

  12. Monday
    59°F
    Sunny

    Sunny, with a high near 59.

  13. Monday Night
    38°F
    Partly Cloudy

    Partly cloudy, with a low around 38.

  14. Tuesday
    58°F
    Mostly Sunny

    Mostly sunny, with a high near 58.

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

Newcastle Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Newcastle

Newcastle Weather Radar

Open the full radar for Newcastle

About Newcastle

Population (2020 Census)
3,374
Coordinates
43.850, -104.197
Elevation
4,380 ft
NWS forecast office
UNR
Time zone
America/Denver
Sunrise today
6:35 AM MST
Sunset today
4:45 PM MST
Daylight today
10 h 10 min

Newcastle Weather Questions

What is the weather forecast for Newcastle, Wyoming?

Tonight: Mostly clear. Low around 28, with temperatures rising to around 30 overnight. North wind around 6 mph. Wednesday: Mostly sunny. High near 53, with temperatures falling to around 46 in the afternoon. North wind around 7 mph.

Will it rain or snow in Newcastle this week?

No precipitation is expected in the 7-day forecast.

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

The warmest day is Sunday, with a high near 61°F. The coldest night is Tonight, with a low near 28°F.

What time are sunrise and sunset in Newcastle today?

Sunrise is at 6:35 AM MST and sunset is at 4:45 PM MST, for 10 h 10 min of daylight.

Weather near Newcastle

Largest cities in Wyoming

All Wyoming cities