Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 19°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 15th June 2026 GMT

More about Hamilton

Hamilton by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ontario

British Airways: The Original Sale is now on

  • Save on holidays & flights worldwide in the BA sale
  • Explore trips to Europe, USA, Caribbean & beyond
  • Including New York, Los Angeles, Florida, Barbados & Dubai
Go to British Airways deal >>

Expires at 23:59 on Thursday 25th Jun 2026 · View all British Airways offers

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 15th June 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 19°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 10 kph from the West10
    kph wind from W

Back to top

Hamilton weather for Tuesday 16th June 2026

Expect isolated thunderstorms in Hamilton, Ontario with a maximum temperature of 21°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a light breeze of 11 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

Back to top

Hamilton weather for Wednesday 17th June 2026

Expect sunshine and showers in Hamilton, Ontario with a maximum temperature of 22°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 12 kph from the south-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 54% chance of some rain54
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 12 kph from the South-West12
    kph wind from SW

Back to top

Hamilton weather for Thursday 18th June 2026

Expect isolated thunderstorms in Hamilton, Ontario with a maximum temperature of 23°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 84% chance of some rain84
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

Back to top

Hamilton weather for Friday 19th June 2026

Expect sunshine and showers in Hamilton, Ontario with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 13 kph from the west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 53% chance of some rain53
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

Back to top

British Airways: The Original Sale is now on

  • Save on holidays & flights worldwide in the BA sale
  • Explore trips to Europe, USA, Caribbean & beyond
  • Including New York, Los Angeles, Florida, Barbados & Dubai
Go to British Airways deal >>

Expires at 23:59 on Thursday 25th Jun 2026 · View all British Airways offers

More about Ontario

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^