Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 34°F. Select a day from the live weather forecast for Hamilton, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:03 on Thursday 4th December 2025 GMT

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The 5-day weather forecast for Montana (Hamilton) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hamilton weather forecast by day

Below are the detailed weather forecasts for Hamilton for the next 5 days.

Hamilton weather for Thursday 4th December 2025

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 34°F and no hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 67% chance of some sleet or snow and a gentle breeze of 8 mph from the south.

  • 34°F maximum temperature34
    °F maximum temperature
  • 28°F minimum temperature28
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 67% chance of some sleet or snow67
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 28°F wind chill28
    °F wind chill
  • Gentle breeze of 8 mph from the South8
    mph wind from S

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Hamilton weather for Friday 5th December 2025

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 36°F and no hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 98% chance of some sleet or snow and a gentle breeze of 9 mph from the south.

  • 36°F maximum temperature36
    °F maximum temperature
  • 32°F minimum temperature32
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 98% chance of some sleet or snow98
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • 30°F wind chill30
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph wind from S

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Hamilton weather for Saturday 6th December 2025

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 37°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 87% chance of some sleet or snow and a gentle breeze of 10 mph from the south-west.

  • 37°F maximum temperature37
    °F maximum temperature
  • 32°F minimum temperature32
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 87% chance of some sleet or snow87
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 32°F wind chill32
    °F wind chill
  • Gentle breeze of 10 mph from the South-West10
    mph wind from SW

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Hamilton weather for Sunday 7th December 2025

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 39°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 65% chance of some sleet or snow and a gentle breeze of 9 mph from the south.

  • 39°F maximum temperature39
    °F maximum temperature
  • 30°F minimum temperature30
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 65% chance of some sleet or snow65
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 32°F wind chill32
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph wind from S

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Hamilton weather for Monday 8th December 2025

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 41°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 50% chance of some sleet or snow and a gentle breeze of 11 mph from the south.

  • 41°F maximum temperature41
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 50% chance of some sleet or snow50
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 36°F wind chill36
    °F wind chill
  • Gentle breeze of 11 mph from the South11
    mph wind from S

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