Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 1°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

5-day weather forecast updated at 04:01 on Monday 12th 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 Monday 12th January 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour 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 15 kph from the South-West15
    kph wind from SW

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Hamilton weather for Tuesday 13th January 2026

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 4°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a gentle breeze of 16 kph from the south-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • 1°C minimum temperature1
    °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)
  • 43% chance of some rain43
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Hamilton weather for Wednesday 14th January 2026

Expect cloudy with sleet or snow in Hamilton, Ontario with a maximum temperature of 4°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of sleet/snow expected with 55% chance of some sleet or snow and a gentle breeze of 13 kph from the south-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -8°C minimum temperature-8
    °C 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)
  • 55% chance of some sleet or snow55
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 1°C wind chill1
    °C wind chill
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Hamilton weather for Thursday 15th January 2026

Expect clear skies with flurries of snow in Hamilton, Ontario with a maximum temperature of -8°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 cm of snow expected with 39% chance of some snow and a light breeze of 11 kph from the north.

  • -8°C maximum temperature-8
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 39% chance of some snow39
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -14°C wind chill-14
    °C wind chill
  • Light breeze of 11 kph from the North11
    kph wind from N

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Hamilton weather for Friday 16th January 2026

Expect clear skies with flurries of snow in Hamilton, Ontario with a maximum temperature of -3°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 31% chance of some snow and a light breeze of 8 kph from the south-west.

  • -3°C maximum temperature-3
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 31% chance of some snow31
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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

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