Grand Junction weather live forecast

Tomorrow's maximum temperature in Grand Junction is expected to be 36°C.

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 Saturday 14th June 2025

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

  • 36°C maximum temperature36
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    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
  • Moderate breeze of 23 kph from the North-West23
    kph wind from NW

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Grand Junction weather for Sunday 15th June 2025

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 38°C, 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 22 kph from the east.

  • 38°C maximum temperature38
    °C maximum temperature
  • 22°C minimum temperature22
    °C 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 22 kph from the East22
    kph 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 37°C, 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 29 kph from the west.

  • 37°C maximum temperature37
    °C maximum temperature
  • 19°C minimum temperature19
    °C 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 29 kph from the West29
    kph 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 34°C, 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 23 kph from the west.

  • 34°C maximum temperature34
    °C maximum temperature
  • 20°C minimum temperature20
    °C 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 23 kph from the West23
    kph 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 36°C, 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 17 kph from the north-west.

  • 36°C maximum temperature36
    °C maximum temperature
  • 17°C minimum temperature17
    °C 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 17 kph from the North-West17
    kph wind from NW

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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 / mm)  |  Imperial (°F / inches)

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