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Newcastle, Utah Weather Forecast
Newcastle, Utah Weather
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Weather Forecast for Newcastle, Utah : Iron County
Issued: 3:03 am MDT Nov 1, 2025 Latitude: 37.6666413 Longitude: -113.549406 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday Sunny on Friday
High: 70°F Low: 40°F High: 73°F High: 68°F High: 67°F High: 65°F High: 63°F High: 67°F
Low: 39°F Low: 40°F Low: 38°F Low: 37°F Low: 36°F  
Sunny Mostly Clear Sunny Sunny Sunny Sunny Mostly Sunny Sunny
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Current Conditions at
CEDAR CITY - (KCDC)
61°
Clear
as of 12:53 PM MDST
Rel. Humidity: 23%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST GEORGE - (KSGU)
64°
Clear
as of 12:56 PM MDST
Rel. Humidity: 23%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MILFORD - (KMLF)
57°
Clear
as of 12:52 PM MDST
Rel. Humidity: 30%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
7 MPH
200° South
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 70. Light west northwest wind.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 40. Calm wind.

Sunny on Sunday Sunday... Sunny, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 39. Light south southeast wind.

Sunny on Monday Monday... Sunny, with a high near 68. Light south wind becoming south southwest 6 to 11 mph in the afternoon.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 40.

Sunny on Tuesday Tuesday... Sunny, with a high near 67.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 38.

Sunny on Wednesday Wednesday... Sunny, with a high near 65.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 37.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 63.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 36.

Sunny on Friday Friday... Sunny, with a high near 67.

Current Radar Image


Sun Almanac for Newcastle, Utah
Sunrise: 08:00 AM
Sunset: 6:35 PM
Civil Sunrise:07:33 AM
Civil Sunset: 7:03 PM
Nautical Sunrise: 07:02 AM
Nautical Sunset: 7:34 PM
Astro Sunrise: 06:31 AM
Astro Sunset: 8:04 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.