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Castleberry, MT Weather Forecast

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Castleberry, MT Weather Forecast

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Castleberry MT weather - Clear - 60°F
Clear
60°F
Updated 7:02 pm
Feels Like 57°F
Humidity 47%
Wind SE 10 mph
Barometer  30.2 in
Dew Point 40°F
Castleberry MT weather - Clear - 16°C
Clear
16°C
Updated 7:02 pm
Feels Like 14°C
Humidity 47%
Wind SE 16 km/h
Barometer  102.2 kPa
Dew Point 4°C
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Castleberry Weather Forecast

TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY
Castleberry, MT Weather - Tonight Mostly Clear Castleberry, MT Weather - Monday Sunny Castleberry, MT Weather - Monday Night Mostly Clear Castleberry, MT Weather - Tuesday Sunny Castleberry, MT Weather - Tuesday Night Mostly Clear Castleberry, MT Weather - Wednesday Sunny Castleberry, MT Weather - Wednesday Night Partly Cloudy Castleberry, MT Weather - Thursday Mostly Sunny Castleberry, MT Weather - Thursday Night Partly Cloudy Castleberry, MT Weather - Friday Sunny Castleberry, MT Weather - Friday Night Partly Cloudy Castleberry, MT Weather - Saturday Sunny
Mostly Clear Sunny Mostly Clear Sunny Mostly Clear Sunny Partly Cloudy Mostly Sunny Partly Cloudy Sunny Partly Cloudy Sunny
Lo: 49°FLo: 9°C Hi: 85°FHi: 29°C
 Lo: 51°FLo: 11°C Hi: 79°FHi: 26°C
 Lo: 49°FLo: 9°C Hi: 75°FHi: 24°C
 Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Lo: 51°FLo: 11°C Hi: 75°FHi: 24°C
POP = Probability of Precipitation.
Weather Outlook Updated: 350 PM MDT Sun Oct 04 2026 Castleberry, MT Weather - WeatherWorld.com

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Castleberry Forecast Discussion

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Issued: 1241 PM MDT Sun Oct 4 2026

Key Messages

  • Critical to elevated fire weather conditions Monday, with record high temperatures possible.
  • Very warm, dry, and breezy conditions through Friday. Elevated fire weather conditions each afternoon.
  • Potential pattern change to cooler and wetter conditions for next weekend.

Discussion

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Rest of Today through Sunday...

Sunny skies and a southerly breeze this afternoon will push temperatures into the mid to upper 70s. A warmer night in store tonight under mostly clear skies. Winds will shift...