Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 27°F. 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 Saturday 27th 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 Saturday 27th December 2025

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 27°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 cm of snow expected and little or no wind of 3 mph from the north-east.

  • 27°F maximum temperature27
    °F maximum temperature
  • 19°F minimum temperature19
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • 23°F wind chill23
    °F wind chill
  • Little or no wind of 3 mph from the North-East3
    mph wind from NE

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Hamilton weather for Sunday 28th December 2025

Expect mostly cloudy with rain in Hamilton, Ontario with a maximum temperature of 37°F and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and little or no wind of 3 mph from the east.

  • 37°F maximum temperature37
    °F maximum temperature
  • 27°F minimum temperature27
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 100% chance of some rain100
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 36°F wind chill36
    °F wind chill
  • Little or no wind of 3 mph from the East3
    mph wind from E

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Hamilton weather for Monday 29th December 2025

Expect cloudy with sleet or snow in Hamilton, Ontario with a maximum temperature of 45°F and no hours of bright sunshine. There are 20-30 mm of sleet/snow expected with 55% chance of some sleet or snow and a moderate breeze of 14 mph from the west.

  • 45°F maximum temperature45
    °F maximum temperature
  • 21°F minimum temperature21
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 55% chance of some sleet or snow55
    % chance of some sleet or snow
  • 20-30 mm of sleet/snow expected<30
    mm of sleet/snow expected
  • 37°F wind chill37
    °F wind chill
  • Moderate breeze of 14 mph from the West14
    mph wind from W

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Hamilton weather for Tuesday 30th December 2025

Expect overcast with light snow in Hamilton, Ontario with a maximum temperature of 25°F and no hours of bright sunshine. There are 0-2 cm of snow expected with 41% chance of some snow and a gentle breeze of 11 mph from the west.

  • 25°F maximum temperature25
    °F maximum temperature
  • 19°F minimum temperature19
    °F minimum temperature
  • Overcast with light snow
    overcast with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 41% chance of some snow41
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 14°F wind chill14
    °F wind chill
  • Gentle breeze of 11 mph from the West11
    mph 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 27°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 60% chance of some snow and a gentle breeze of 9 mph from the west.

  • 27°F maximum temperature27
    °F maximum temperature
  • 14°F minimum temperature14
    °F minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 60% chance of some snow60
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 18°F wind chill18
    °F wind chill
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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