Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be -2°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

  • Sunday
    4th Jan
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Monday
    5th Jan
    Mostly cloudy with light snow (2-5 cm of snow expected)
  • Tuesday
    6th Jan
    Mostly cloudy with rain (10-20 mm of rainfall expected)
  • Wednesday
    7th Jan
    Overcast skies
  • Thursday
    8th Jan
    Broken clouds

5-day weather forecast updated at 04:01 on Sunday 4th 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 Sunday 4th January 2026

Expect mostly cloudy with light snow in Hamilton, Ontario with a maximum temperature of -2°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 cm of snow expected with 4% chance of some snow and a light breeze of 8 kph from the west.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 4% chance of some snow4
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Light breeze of 8 kph from the West8
    kph wind from W

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Hamilton weather for Monday 5th January 2026

Expect mostly cloudy with light snow in Hamilton, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 43% chance of some snow and little or no wind of 5 kph from the south.

  • 1°C maximum temperature1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 43% chance of some snow43
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -1°C wind chill-1
    °C wind chill
  • Little or no wind of 5 kph from the South5
    kph wind from S

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Hamilton weather for Tuesday 6th January 2026

Expect mostly cloudy with rain in Hamilton, Ontario with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and little or no wind of 6 kph from the east.

  • 2°C maximum temperature2
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 96% chance of some rain96
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Little or no wind of 6 kph from the East6
    kph wind from E

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Hamilton weather for Wednesday 7th January 2026

Expect overcast skies in Hamilton, Ontario with a maximum temperature of 2°C and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 7 kph from the West7
    kph wind from W

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Hamilton weather for Thursday 8th January 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 4°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south.

  • 4°C maximum temperature4
    °C maximum temperature
  • 1°C minimum temperature1
    °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
  • 3°C wind chill3
    °C wind chill
  • Little or no wind of 5 kph from the South5
    kph wind from S

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

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