Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 8°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 29th December 2025 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 29th December 2025

Expect cloudy with sleet or snow in Hamilton, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of sleet/snow expected with 70% chance of some sleet or snow and a moderate breeze of 25 kph from the west.

  • 8°C maximum temperature8
    °C maximum temperature
  • -6°C minimum temperature-6
    °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)
  • 70% chance of some sleet or snow70
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 25 kph from the West25
    kph wind from W

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Hamilton weather for Tuesday 30th December 2025

Expect mostly cloudy with light snow in Hamilton, Ontario with a maximum temperature of -4°C and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 46% chance of some snow and a gentle breeze of 16 kph from the west.

  • -4°C maximum temperature-4
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 46% chance of some snow46
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -9°C wind chill-9
    °C wind chill
  • Gentle breeze of 16 kph from the West16
    kph wind from W

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Hamilton weather for Wednesday 31st December 2025

Expect mostly cloudy with light snow in Hamilton, Ontario with a maximum temperature of -3°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 69% chance of some snow and a gentle breeze of 13 kph from the west.

  • -3°C maximum temperature-3
    °C maximum temperature
  • -11°C minimum temperature-11
    °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)
  • 69% chance of some snow69
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Hamilton weather for Thursday 1st January 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of -9°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 13 kph from the west.

  • -9°C maximum temperature-9
    °C maximum temperature
  • -13°C minimum temperature-13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -15°C wind chill-15
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Hamilton weather for Friday 2nd January 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of -8°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 14 kph from the west.

  • -8°C maximum temperature-8
    °C maximum temperature
  • -13°C minimum temperature-13
    °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 cm of snow expected0
    cm of snow expected
  • -14°C wind chill-14
    °C wind chill
  • Gentle breeze of 14 kph from the West14
    kph wind from W

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

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