Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 9°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

  • Monday
    27th Oct
    Broken clouds
  • Tuesday
    28th Oct
    Scattered clouds
  • Wednesday
    29th Oct
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Thursday
    30th Oct
    Cloudy with some rain (30-40 mm of rainfall expected)
  • Friday
    31st Oct
    Mostly cloudy with light rain (0-2 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Monday 27th October 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 27th October 2025

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 9°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

  • 9°C maximum temperature9
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 7°C wind chill7
    °C wind chill
  • Moderate breeze of 21 kph from the East21
    kph wind from E

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Hamilton weather for Tuesday 28th October 2025

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 11°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 26 kph from the East26
    kph wind from E

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Hamilton weather for Wednesday 29th October 2025

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 11°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 29% chance of some rain and a moderate breeze of 23 kph from the north-east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 29% chance of some rain29
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Moderate breeze of 23 kph from the North-East23
    kph wind from NE

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Hamilton weather for Thursday 30th October 2025

Expect cloudy with some rain in Hamilton, Ontario with a maximum temperature of 10°C and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 26 kph from the north-east.

  • 10°C maximum temperature10
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 68% chance of some rain68
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 26 kph from the North-East26
    kph wind from NE

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Hamilton weather for Friday 31st October 2025

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 10°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 26 kph from the west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 64% chance of some rain64
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 26 kph from the West26
    kph wind from W

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

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