Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 6°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

  • Thursday
    8th Jan
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Friday
    9th Jan
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Saturday
    10th Jan
    Mostly cloudy with snow (5-10 cm of snow expected)
  • Sunday
    11th Jan
    Broken clouds
  • Monday
    12th Jan
    Overcast skies

5-day weather forecast updated at 04:01 on Thursday 8th January 2026 GMT

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The 5-day weather forecast for Ontario (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 8th January 2026

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 6°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and little or no wind of 6 kph from the south-west.

  • 6°C maximum temperature6
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Little or no wind of 6 kph from the South-West6
    kph wind from SW

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Hamilton weather for Friday 9th January 2026

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 11°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 16 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 52% chance of some rain52
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Hamilton weather for Saturday 10th January 2026

Expect mostly cloudy with snow in Hamilton, Ontario with a maximum temperature of 2°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 5-10 cm of snow expected with 83% chance of some snow and a gentle breeze of 13 kph from the east.

  • 2°C maximum temperature2
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 83% chance of some snow83
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -1°C wind chill-1
    °C wind chill
  • Gentle breeze of 13 kph from the East13
    kph wind from E

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Hamilton weather for Sunday 11th January 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 2°C and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

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Hamilton weather for Monday 12th January 2026

Expect overcast skies in Hamilton, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -3°C wind chill-3
    °C wind chill
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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

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