Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 9°C. Select a day from the live weather forecast for Hamilton, Montana, USA for more weather parameters.

  • Tuesday
    18th Nov
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Wednesday
    19th Nov
    Broken clouds
  • Thursday
    20th Nov
    Broken clouds
  • Friday
    21st Nov
    Broken clouds
  • Saturday
    22nd Nov
    Broken clouds

5-day weather forecast updated at 04:03 on Wednesday 19th November 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 Tuesday 18th November 2025

Expect mostly cloudy with light rain in Hamilton, Montana with a maximum temperature of 9°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a light breeze of 11 kph from the north.

  • 9°C maximum temperature9
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 47% chance of some rain47
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 7°C wind chill7
    °C wind chill
  • Light breeze of 11 kph from the North11
    kph wind from N

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Hamilton weather for Wednesday 19th November 2025

Expect broken clouds in Hamilton, Montana with a maximum temperature of 5°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

  • 5°C maximum temperature5
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Light breeze of 9 kph from the North9
    kph wind from N

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Hamilton weather for Thursday 20th November 2025

Expect broken clouds in Hamilton, Montana with a maximum temperature of 7°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

  • 7°C maximum temperature7
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Light breeze of 8 kph from the South8
    kph wind from S

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Hamilton weather for Friday 21st November 2025

Expect broken clouds in Hamilton, Montana with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

  • 8°C maximum temperature8
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Hamilton weather for Saturday 22nd November 2025

Expect broken clouds in Hamilton, Montana with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

  • 10°C maximum temperature10
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 8°C wind chill8
    °C wind chill
  • Gentle breeze of 13 kph from the South13
    kph wind from S

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Expires at 23:59 on Wednesday 31st Dec 2025

Metric (°C / mm)  |  Imperial (°F / inches)

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