Niagara Falls weather live forecast

Today's maximum temperature in Niagara Falls is expected to be 11°C. Select a day from the live weather forecast for Niagara Falls, Ontario, Canada for more weather parameters.

  • Monday
    11th May
    Broken clouds
  • Tuesday
    12th May
    Sunshine and showers (0-2 mm of rainfall expected)
  • Wednesday
    13th May
    Isolated thunderstorms (10-20 mm of rainfall expected)
  • Thursday
    14th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Friday
    15th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Monday 11th May 2026 GMT

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The 5-day weather forecast for Ontario (Niagara Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Niagara Falls weather forecast by day

Below are the detailed weather forecasts for Niagara Falls for the next 5 days.

Niagara Falls weather for Monday 11th May 2026

Expect broken clouds in Niagara Falls, Ontario with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the North-West11
    kph wind from NW

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Niagara Falls weather for Tuesday 12th May 2026

Expect sunshine and showers in Niagara Falls, Ontario with a maximum temperature of 13°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 87% chance of some rain and a light breeze of 10 kph from the south-west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 87% chance of some rain87
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Niagara Falls weather for Wednesday 13th May 2026

Expect isolated thunderstorms in Niagara Falls, Ontario with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 77% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 77% chance of some rain77
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Niagara Falls weather for Thursday 14th May 2026

Expect mostly cloudy with light rain in Niagara Falls, Ontario with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 13 kph from the north-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the North-West13
    kph wind from NW

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Niagara Falls weather for Friday 15th May 2026

Expect mostly cloudy with light rain in Niagara Falls, Ontario with a maximum temperature of 18°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a light breeze of 11 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 41% chance of some rain41
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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