Fort Collins weather live forecast

Today's maximum temperature in Fort Collins is expected to be 86°F. Select a day from the live weather forecast for Fort Collins, Colorado, USA for more weather parameters.

5-day weather forecast updated at 04:02 on Wednesday 3rd September 2025 GMT

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

Fort Collins weather forecast by day

Below are the detailed weather forecasts for Fort Collins for the next 5 days.

Fort Collins weather for Tuesday 2nd September 2025

Expect sunshine and showers in Fort Collins, Colorado with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and little or no wind of 3 mph from the east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 15% chance of some rain15
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the East3
    mph wind from E

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Fort Collins weather for Wednesday 3rd September 2025

Expect scattered clouds in Fort Collins, Colorado with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north.

  • 86°F maximum temperature86
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 mph from the North7
    mph wind from N

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Fort Collins weather for Thursday 4th September 2025

Expect mostly cloudy with light rain in Fort Collins, Colorado with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 1% chance of some rain and a light breeze of 6 mph from the north.

  • 86°F maximum temperature86
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 1% chance of some rain1
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 6 mph from the North6
    mph wind from N

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Fort Collins weather for Friday 5th September 2025

Expect scattered clouds in Fort Collins, Colorado with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the south-east.

  • 72°F maximum temperature72
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 4 mph from the South-East4
    mph wind from SE

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Fort Collins weather for Saturday 6th September 2025

Expect scattered clouds in Fort Collins, Colorado with a maximum temperature of 77°F, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the south-east.

  • 77°F maximum temperature77
    °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 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 2 mph from the South-East2
    mph wind from SE

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