Grand Canyon weather live forecast

Today's maximum temperature in Grand Canyon is expected to be 77°F. 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 Friday 15th 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 Friday 15th August 2025

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 77°F, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 37% chance of some rain and a gentle breeze of 9 mph from the south-west.

  • 77°F maximum temperature77
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 37% chance of some rain37
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 77°F wind chill77
    °F wind chill
  • Gentle breeze of 9 mph from the South-West9
    mph wind from SW

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Grand Canyon weather for Saturday 16th August 2025

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 79°F, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 7% chance of some rain and a gentle breeze of 12 mph from the south-west.

  • 79°F maximum temperature79
    °F maximum temperature
  • 52°F minimum temperature52
    °F 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)
  • 7% chance of some rain7
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Gentle breeze of 12 mph from the South-West12
    mph 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 81°F, 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 9 mph from the south-west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 52°F minimum temperature52
    °F 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 9 mph from the South-West9
    mph 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 84°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the South-West6
    mph wind from SW

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Grand Canyon weather for Tuesday 19th August 2025

Expect broken clouds in Grand Canyon, Arizona with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    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 6 mph from the West6
    mph wind from W

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