Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 12°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

  • Tuesday
    10th Mar
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Wednesday
    11th Mar
    Isolated thunderstorms (20-30 mm of rainfall expected)
  • Thursday
    12th Mar
    Broken clouds
  • Friday
    13th Mar
    Cloudy with sleet or snow (5-10 mm of rainfall expected)
  • Saturday
    14th Mar
    Mostly cloudy with light snow (0-2 cm of snow expected)

5-day weather forecast updated at 04:01 on Tuesday 10th March 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 Tuesday 10th March 2026

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 12°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 88% chance of some rain and a light breeze of 8 kph from the south-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Hamilton weather for Wednesday 11th March 2026

Expect isolated thunderstorms in Hamilton, Ontario with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a gentle breeze of 14 kph from the north-east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Gentle breeze of 14 kph from the North-East14
    kph wind from NE

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Hamilton weather for Thursday 12th March 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 3°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -1°C wind chill-1
    °C wind chill
  • Gentle breeze of 14 kph from the West14
    kph wind from W

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Hamilton weather for Friday 13th March 2026

Expect cloudy with sleet or snow in Hamilton, Ontario with a maximum temperature of 5°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 74% chance of some sleet or snow and a gentle breeze of 16 kph from the south.

  • 5°C maximum temperature5
    °C maximum temperature
  • -2°C minimum temperature-2
    °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)
  • 74% chance of some sleet or snow74
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 2°C wind chill2
    °C wind chill
  • Gentle breeze of 16 kph from the South16
    kph wind from S

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Hamilton weather for Saturday 14th March 2026

Expect mostly cloudy with light snow in Hamilton, Ontario with a maximum temperature of 1°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 38% chance of some snow and a gentle breeze of 13 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 38% chance of some snow38
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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

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