Grand Junction weather live forecast

Tomorrow's maximum temperature in Grand Junction is expected to be 100°F.

5-day weather forecast updated at 04:01 on Sunday 15th June 2025 GMT

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

Grand Junction weather forecast by day

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

Grand Junction weather for Sunday 15th June 2025

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 100°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the east.

  • 100°F maximum temperature100
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 14 mph from the East14
    mph wind from E

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Grand Junction weather for Monday 16th June 2025

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 99°F, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the west.

  • 99°F maximum temperature99
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 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
  • High heat & humidityH
    high heat & humidity
  • Fresh breeze of 18 mph from the West18
    mph wind from W

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Grand Junction weather for Tuesday 17th June 2025

Expect broken clouds in Grand Junction, Colorado with a maximum temperature of 93°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 moderate breeze of 14 mph from the west.

  • 93°F maximum temperature93
    °F maximum temperature
  • 68°F minimum temperature68
    °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
  • Moderate breeze of 14 mph from the West14
    mph wind from W

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Grand Junction weather for Wednesday 18th June 2025

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 97°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-west.

  • 97°F maximum temperature97
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the North-West11
    mph wind from NW

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Grand Junction weather for Thursday 19th June 2025

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 104°F, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south-east.

  • 104°F maximum temperature104
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Moderate breeze of 17 mph from the South-East17
    mph wind from SE

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  • Save up to 50% on holidays to select hotels & resorts
  • Book beach holidays, city breaks & tours in 2025/2026
  • Destinations across Europe, Americas, Asia, Africa & beyond
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Metric (°C)  |  Imperial (°F)

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