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Mammoth, UT Weather Forecast

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Mammoth, UT Weather Forecast

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Mammoth UT weather - Mostly Clear - 89°F
Mostly Clear
89°F
Updated 2:03 pm
Feels Like 70°F
Humidity 19%
Wind SSW 18 mph
Barometer  29.95 in
Dew Point 42°F
Mammoth UT weather - Mostly Clear - 32°C
Mostly Clear
32°C
Updated 2:03 pm
Feels Like 21°C
Humidity 19%
Wind SSW 29 km/h
Barometer  101.4 kPa
Dew Point 6°C
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Mammoth Weather Forecast

TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Mammoth, UT Weather - Tonight Mostly Clear Mammoth, UT Weather - Monday Sunny Mammoth, UT Weather - Monday Night Mostly Clear Mammoth, UT Weather - Tuesday Sunny Mammoth, UT Weather - Tuesday Night Mostly Clear Mammoth, UT Weather - Wednesday Sunny Mammoth, UT Weather - Wednesday Night Mostly Clear Mammoth, UT Weather - Thursday Mostly Clear Mammoth, UT Weather - Friday Sunny Mammoth, UT Weather - Friday Night Mostly Clear Mammoth, UT Weather - Saturday Sunny Mammoth, UT Weather - Saturday Night Mostly Clear
Mostly Clear Sunny Mostly Clear Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Sunny Mostly Clear Sunny Mostly Clear
Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Lo: 49°FLo: 9°C Hi: 85°FHi: 29°C
 Lo: 55°FLo: 13°C Hi: 85°FHi: 29°C
 Hi: 81°FHi: 27°C
Lo: 50°FLo: 10°C		 Hi: 81°FHi: 27°C
Lo: 50°FLo: 10°C		 Hi: 81°FHi: 27°C
 Lo: 49°FLo: 9°C Hi: 81°FHi: 27°C
 Hi: 81°FHi: 27°C
Lo: 49°FLo: 9°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1241 PM MDT Sun Sep 13 2026 Mammoth, UT Weather - WeatherWorld.com

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Issued: 1240 PM MDT Sun Sep 13 2026

Key Messages

.KEY MESSAGES, Issued 1005 PM MDT Sat Sep 12 2026...
  • An isolated flash flood threat will persist over southeast Utah to start the week as monsoon moisture lingers.
  • Breezy winds will be in place today ahead of an approaching cold front, bringing wind gusts to 40 mph to portions of western Utah as well as Uinta county, Wyoming.
  • The front will move through the northwestern half of the forecast area late today into Monday, bringing noticeably cooler and drier conditions behind it. Warmer...