Grand Canyon weather live forecast

Today's maximum temperature in Grand Canyon is expected to be 79°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 Thursday 18th September 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 Thursday 18th September 2025

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 79°F, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 7 mph from the east.

  • 79°F maximum temperature79
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Light breeze of 7 mph from the East7
    mph wind from E

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Grand Canyon weather for Friday 19th September 2025

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 68°F, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 38% chance of some rain and a gentle breeze of 9 mph from the south-west.

  • 68°F maximum temperature68
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 38% chance of some rain38
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 68°F wind chill68
    °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 20th September 2025

Expect sunshine and showers in Grand Canyon, Arizona with a maximum temperature of 72°F, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 48°F minimum temperature48
    °F 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)
  • 26% chance of some rain26
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Grand Canyon weather for Sunday 21st September 2025

Expect scattered clouds in Grand Canyon, Arizona with a maximum temperature of 73°F, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

  • 73°F maximum temperature73
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Grand Canyon weather for Monday 22nd September 2025

Expect clear skies in Grand Canyon, Arizona with a maximum temperature of 75°F, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-west.

  • 75°F maximum temperature75
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the North-West7
    mph wind from NW

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