Grand Canyon weather live forecast

Today's maximum temperature in Grand Canyon is expected to be 25°C. Select a day from the live weather forecast for Grand Canyon, Arizona, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 16th August 2025 GMT

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

Grand Canyon weather forecast by day

Below are the detailed weather forecasts for Grand Canyon for the next 5 days.

Grand Canyon weather for Saturday 16th August 2025

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and a gentle breeze of 16 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 13% chance of some rain13
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Grand Canyon weather for Sunday 17th August 2025

Expect clear skies in Grand Canyon, Arizona with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the South-West15
    kph wind from SW

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Grand Canyon weather for Monday 18th August 2025

Expect clear skies in Grand Canyon, Arizona with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Grand Canyon weather for Tuesday 19th August 2025

Expect scattered clouds in Grand Canyon, Arizona with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Grand Canyon weather for Wednesday 20th August 2025

Expect mostly cloudy with light rain in Grand Canyon, Arizona with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 8% chance of some rain and a light breeze of 7 kph from the south.

  • 32°C maximum temperature32
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 8% chance of some rain8
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 kph from the South7
    kph wind from S

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

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